how fast is the universe expanding in mph

As the Universe expands, the amount of dark energy in a given volume stays the same, but the matter and energy densities go down, and . By definition, the universe is everything, so there is . Astrophysicists have proposed the existence of some mysterious, unseen form of energy in the universe to account for the speeding up of its expansion. It would take just 20 seconds to go from Los Angeles to New York City at that speed, but it . One might expect convergence, as new and better techniques are brought to bear in gauging the Hubble constant. The John and Marion Sullivan University Professor in Astronomy and Astrophysics at the University of Chicago, as well as a member of its Kavli Institute for Cosmological Physics (KICP), Freedman has studied the Hubble constant for three decades. And although many theories have been offered up to explain the difference, nothing quite fits what we see around us. H0LiCOW was able to derive a value of the Hubble constant of 50,331 mph per million light-years (73.3 km/s/Mpc), extremely close to that provided by Cepheid variables but quite far from the CMB measurement. September 13, 2021 at 11:00 am. The given answer is valid for any unit of distance.For example, 1.166681 E#-#10 AU/hour/AU is valid. As fast as it can go, the speed of light, you . Hubble Space Telescope images of giant elliptical galaxies like this one, NGC 1453, are used to determine surface brightness fluctuations and estimate these galaxies distances from Earth. XV. How fast is the universe expanding in mph? The team compared those distances with the expansion of space as measured by the stretching of light from receding galaxies. The Milky Way, an average spiral galaxy, spins at a speed of 130 miles per second (210 km/sec) in our Sun's neighborhood. "There are so many things that are coming on the horizon that will improve the accuracy with which we can make these measurements that I think we will get to the bottom of this.". The cookie is used to store the user consent for the cookies in the category "Other. The expanding muffin picture of the universe may not work anymore, and cosmologists are in a race to win a "great cosmic bake-off" to explain this result. How does Hubble's Law relate to redshift? In fact, in the 1990s, the rate of expansion was found to be . Ma leads the MASSIVE survey of local galaxies, which provided data for 43 of the galaxies two-thirds of those employed in the new analysis. * Abigail Beall is a freelance science journalist and author of The Art of Urban Astronomy. If you liked this story,sign up for the weekly bbc.com features newsletter, called "The Essential List". / Apr 25, 2019. This value means that for every megaparsec (a unit of distance equivalent to 3.26 million light years) further away from Earth you look, the galaxies you see are hurtling away from us 500km/s (310 miles/s) faster than those a megaparsec closer. To do that, precise distances are needed, and the SBF method is the best to date, she said. Heres how it works. Read the original article. He is first author of a paper now accepted for publication in The Astrophysical Journal that he co-authored with colleague Joseph Jensen of Utah Valley University in Orem. Cosmic speedometer. So what's going to snap? "With a given technique, however, one worries about the 'unknowns.' The problem, then and now, lies in pinning down the location of objects in space that give few clues about how far away they are. As dark energy causes the universe to expand ever-faster, it may spur some very distant galaxies to apparently move faster than the speed of light. The cookie is used to store the user consent for the cookies in the category "Performance". And how do we know any of this anyway?Su. Ultimately, then, there is still hope that the nearly 10% gap between the dug-in Hubble constant values can yet be bridged. The Earth, you see, much like all the planets in our Solar System, orbits the Sun at a much speedier clip. We do not know why the two numbers dont match, and there is only a million-to-one chance that the tension between the two is a fluke. 174K Followers. Researchers might have to come up with new physics to explain what's going on. Click image to enlarge. The farther an object is, the farther in the past we see it. This illustration shows how estimates of the local expansion rate from observations of the universe today 13.8 billion years after the Big Bang (top, Late Route) do not match estimates from observations of the early universe (Early Route). The expansion rate is the Hubble constant 72 km/sec/mega parsec. = 1 in 8571.323 million / h, nearly. Part 4 of our 'Looking Ahead to Rubin' series looks at how discovering rare groups of galaxies within the vast cosmic milieu can help answer questions about the universe's fundamental makeup. Even at this rapid speed, the solar system would take about 230 million years to travel all the way . By studying infrared wavelengths, it will allow better measurements that won't be obscured by the dust between us and the stars. Estimates from surface brightness fluctuations are second from the top of the upper bridge segment. I think it pushes that stake in a bit more, Blakeslee said. Further measurements of the CMB in 2020 using the Atacama Cosmology Telescope correlated with the data from Planck. 2. Since the Planck value for the age of the Universe is within 0.13% of the sages' value, it seems that the Planck team is right about the Hubble constant. It could be that our cosmological model is wrong. As the Universe expands, the amount of dark energy in a given volume stays the same, but the matter and energy densities go down, and therefore so does the expansion rate. This does not mean that Earth is at the center of the cosmos. Already mindbogglingly large, the universe is actually getting bigger all the time. The rate is higher at the equator and lower at the poles. Inversely, this is 1 in 1 / (Hubble constant) = 1 in 8571.323 million / h, nearly.. The tension between the two measurements has just grown and grown in the last few years. Wendy Freedman at the University of Chicago's Kavli Institute for Cosmological Physics (KICP) is a leading investigator into a profound mystery regarding the true expansion rate of the universe. The new measurements, published today in Astrophysical Journal, reduce the chances that the disparity . It is about 93 million miles away. They produced consistent results. Tiny disturbances in early universe can be seen in fluctuations in the oldest light in the Universe the cosmic microwave background (Credit: Nasa/JPL/ESA-Planck). But it is getting harder and harder to make that claim it would require there to be systematic errors in the same direction for several different methods: supernovae, SBF, gravitational lensing, water masers. Humans Really Did Manage To Move A Celestial Body - And By A Fair Bit! How fast is the universe expanding in mph? These 36 images are galaxies hosting two types of "milestone marker" to measure cosmic distances and the expansion of the Universe, type Ia supernovae and a special type of star known as a cepheid variable. The quest to find out more about this mysterious type of energy, which makes up 70% of the energy of the universe, has inspired the launch of the world's (currently) best space telescope, named after Hubble. This is a significant gain from an earlier estimate, less than a year ago, of a chance of 1 in 3,000. Visit our corporate site (opens in new tab). Or it could just be statistical fluke, that will go away when more data is gathered. Calada/ESA/AOES Medialab), In rare case, mother delivers two sets of identical twins, back to back, Rare black hole 1 billion times the mass of the sun could upend our understanding of galaxy formation, 'Brain-eating' amoeba case in Florida potentially tied to unfiltered water in sinus rinse, Painful 'cross-shaped incision' in medieval woman's skull didn't kill her, but second surgery did, Human brain looks years 'older' after just one night without sleep, small study shows, Largest asteroid ever to hit Earth was twice as big as the rock that killed off the dinosaurs. The universe encompasses everything in existence, from the smallest atom to the largest galaxy; since forming some 13.7 billion years ago in the Big Bang, it has been expanding and may be infinite in its scope. We can still see this light today, but because of the distant parts of the universe zooming away from us the light has been stretched into radio waves. "Cepheids are a great methodI have spent a good deal of my career working on them!" Other than that, it is a complete mystery. But by looking at pulsating stars known as Cepheid variables, a different group of astronomers has calculated the Hubble constant to be 50,400 mph per million light-years (73.4 km/s/Mpc). Among the most central players in this unfolding scientific drama is Wendy Freedman. New measurements of the universe's expansion have relied on the gravitational lensing of light from six quasars. Ethan Siegel. H Teplitz and M Rafelski (IPAC/Caltech)/A Koekemoer (STScI)/R Windhorst (Arizona State University)/Z Levay (STScI)/ESA/NASA. From EarEEG to quantum computing, Bakar Prize winners go for broke, Missile sirens, research resolve: Ukrainians at Berkeley reflect on a year at war, UC Berkeley dismayed by court ruling to delay student housing, Be the Change: A podcast that helps us try our hand at living our ideals, The Hubble Constant from Infrared Surface Brightness Fluctuation Distances, The MASSIVE Survey. Another facility that will help answer the question of what the Hubble Constant's value is the James Webb Space Telescope, which is due to be launched late in 2021. Over the next decade, astronomers will expand the approaches to study the expansion of the Universe, and new and upcoming observatories will hopefully provide enough data to make us understand whats going on with the Universe that we are yet to comprehend. How far away is everything getting from everything else? By clicking Accept All, you consent to the use of ALL the cookies. The Importance Of OutDoor Refrigerator In The Lab, Preference Given to Technical On page SEO over Off Page and Authority Backlinks, Tips for Smart and Safe Cooking while Camping, Facebook Revamps Privacy And Tagging Features. Just as cosmological measurements have became so precise that the value of the Hubble constant was expected to be known once and for all, it has been found instead that things don't make sense. "The Hubble constant is a very special number. (COSMOGRAIL is the acronym for Cosmological Monitoring of Gravitational Lenses.). The best current estimate of H0 comes from distances determined by Type Ia supernova explosions in distant galaxies, though newer methods time delays caused by gravitational lensing of distant quasars and the brightness of water masers orbiting black holes all give around the same number. His work has appeared in the New Yorker, New York Times, National Geographic, Wall Street Journal, Wired, Nature, Science, and many other places. Combining that distance, 166 million light years, with extensive spectroscopic data from the Gemini and McDonald telescopes which allowed Mas graduate students Chris Liepold and Matthew Quenneville to measure the velocities of the stars near the center of the galaxy they concluded that NGC 1453 has a central black hole with a mass nearly 3 billion times that of the sun. A handpicked selection of stories fromBBC Future,Culture,Worklife, andTravel, delivered to your inbox every Friday. Why is the universe expanding faster than other galaxies? The scientific collaboration is called Supernova, H0, for the Equation of State of Dark Energy (SHOES) where H0 is the Hubble constant, the value of the expansion rate of the Universe. For the new estimate, astronomers at the University of California . This Standard Model is one of the best explanations we have for how the Universe began, what it is made of and what we see around us today. These most precise Hubble measurements to date bolster the idea that new physics may be needed to explain the mismatch. This cookie is set by GDPR Cookie Consent plugin. In 2001, they measured it at 72km (45 miles)/s/Mpc. Both these measurements claim their result is correct and very precise. The universe, being all there is, is infinitely big and has no edge, so theres no outside to even talk about. But there is a problem. Colorful view of universe as seen by Hubble in 2014. Some of the nearest galaxies to ours are receding at a rate surpassing 240,000 kilometers per hour (150,000 miles per hour). The common unit of velocity used to measure the speed of a galaxy is km/sec, while the most common unit of for measuring the distance to nearby galaxies is called the Megaparsec (Mpc) which is equal to 3.26 million light years or 30,800,000,000,000,000,000 km! The Researcher. Since the Universe burst into existence an estimated13.8 billion years ago,it has been expanding outwards ever since. The strange fact is that there is no single place from which the universe is expanding, but rather all galaxies are (on average) moving away from all the others. This cookie is set by GDPR Cookie Consent plugin. The universe is everything, so it isn't expanding into anything. 1 How fast is the Universe expanding in mph? Astronomers over the years have laddered up to greater distances, starting with calculating the distance to objects close enough that they seem to move slightly, because of parallax, as the Earth orbits the sun. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. Over a century since Hubble's first estimate for the rate of cosmic expansion, that number has been revised downwards time and time again. And presumably, beyond that boundary, theres a bunch of other random stars and galaxies. This means that galaxies that are close by are moving away relatively slowly by comparison. Leavitt discovered the brighter the star is, the longer it takes to brighten, then dim and then brighten again. The Researcher. says Rachael Beaton, an astronomer working at Princeton University. The new data is now known with just over 1 percent uncertainty. NASA/GSFC. Light travels at a speed of 186,000 miles (or 300,000 km) per second. Over a century since Hubble's first estimate for the rate of cosmic expansion, that number has been revised downwards time and time again. What is the expansion rate of the universe? But opting out of some of these cookies may affect your browsing experience. How fast is the Universe expanding in mph? . The new measurement, made by the H0 Lenses in COSMOGRAIL's Wellspring (H0LICOW) collaboration, was an attempt to calculate the Hubble constant in a completely novel way. However, it's not really that simple, because the expansion of the Universe does not have . If they find that the difference in the Hubble Constant does persist, however, then it will be time for new physics. Today's estimates put it at somewhere between 67 and 74km/s/Mpc (42-46 miles/s/Mpc). It starts with a bang! (A megaparsec equals 3.26 million light-years.) Credit: ESA/Hubble & NASA, RELICS; Acknowledgement: D. Coe et al. Andrew Taubman. (This NASA/ESA Hubble Space Telescope image shows the galaxy cluster PLCK G004.5-19.5. HONOLULU A crisis in physics may have just gotten deeper. This means that for every megaparsec 3.3 million light years, or 3 billion trillion kilometers from Earth, the universe is expanding an extra 73.3 2.5 kilometers per second. Using the Hubble Space Telescopeagain named for the father of modern cosmologyRiess and colleagues observed a large sample of Cepheid variable stars in a neighboring galaxy, carefully building on the evidence that has accumulated to date. This high-speed galactic exodus breaks no laws of physics, however, for it is the universe itself that is expandingthe very space-time fabric upon which all of existence is stitched. How fast is the universe moving in mph? The new value of H0 is a byproduct of two other surveys of nearby galaxies in particular, Mas MASSIVE survey, which uses space and ground-based telescopes to exhaustively study the 100 most massive galaxies within about 100 Mpc of Earth. The James Webb Space Telescopes 18-segmented gold mirror will capture infrared light from some of the first galaxies that formed (Credit: NASA/Desiree Stover). This cookie is set by GDPR Cookie Consent plugin. The fabric of space in the universe is expanding at more than 160,000 miles per hour, according to a detailed study on the evolution of the universe never done before. It has forced scientists to dream up new ideas that could explain what is going on. (Image credit: ESO/L. So, 1 megaparsec in distance means it's racing away at 68 km/s. Next time you eat a blueberry (or chocolate chip) muffin consider what happened to the blueberries in the batter as it was baked. How fast is the universe moving in mph? Both of these things are simultaneously true: the Universe is accelerating and the expansion rate is very slowly dropping. "The Hubble Constant sets the scale of the Universe, both its size and its age.". We are .making pretty good time even when we feel as . This means that for every megaparsec 3.3 million light years, or 3 billion trillion kilometers from Earth, the universe is expanding an extra 73.3 2.5 kilometers per second. What does California owe descendants of the enslaved? But this is really just our best guess nobody knows exactly how big the Universe really is. The expansion of the universe is the increase in distance between any two given gravitationally unbound parts of the observable universe with time. Depending on what these new telescopes reveal, Beaton and Freedman could well find themselves in the midst of a mystery worthy of an Agatha Christie novel after all. published July 02, 2016. In this amazing and expanding universe. The theory is that the universe 13.5-14.0 billions year ago was infinitely small but expanded very rapidly after the big bang.e.g. The surface brightness fluctuation (SBF) technique is independent of other techniques and has the potential to provide more precise distance estimates than other methods within about 100 Mpc of Earth, or 330 million light years. This means that for every 3.26 million light-years that you move away from Earth, the universe is expanding at a rate of about 74.3 kilometers per second. The cosmos has been expanding since the Big Bang, but how fast? This is all because space is expanding everywhere in all places, and as a result distant galaxies appear to be expanding away from us faster than closer ones. The Sun (our solar system) rotates around the center of the Milky Way at beween 420, 000 and 540, 000 mph. 1 hour is 3600 s. Today's estimates put it at somewhere between 67 and 74km . Instead, the finding told scientists that the universe is expanding and that there is a direct relationship between how far apart two . It is presently unclear what combination of new physics, systematic effects or new data will resolve this tension, but something has to give. Maybe new physics will not be necessary. We know how much dark energy there is because we know how it affects the universe's expansion. "If the [standard] model is correct, then you would imagine that the two values what you measure today locally and the value that you infer from the early observations would agree," says Freedman. Hubble's Law is the observation that more distant galaxies are moving away at a faster rate. Using the Hubble Space Telescope, the H0LiCOW team studied the light from six quasars between 3 billion and 6.5 billion light-years away from Earth. But for now, the two discordant measures of the Hubble constant will have to learn to live with one another. However, the problem is that a completely different estimate of the expansion rate of the Universe just 400,000 years after the Big Bang estimates that the expansion is 67.5 kilometers per second per megaparsec plus or minus 0.5. This seems really fast, but objects in space are so far away that it takes a lot of time for their light to reach us. How fast is the universe expanding? At the moment the jury is out. "It's a measure of how fast the universe is expanding at the current time," says Wendy Freedman, an astrophysicist at the University of Chicago who has spent her career measuring it. What this . Live Science is part of Future US Inc, an international media group and leading digital publisher. Another option is that dark energy could be changing with time. An alternative is that there was dark energy present in the early universe that just disappeared, but there is no obvious reason why it would do this. Ethan Siegel. In addition to this daily rotation, Earth orbits the Sun at an average speed of 67,000 mph, or 18.5 miles a second. Subscribe today for ourWeekly Newsletterin your inbox! Today, the observable Universe spans about 96 billion lightyears across. 1 parsec = 206264.8 AU; 1 AU = 149597870.7 km. In order to keep us in our stable orbit where we are, we need to move at right around 30 . The MASSIVE survey team used this method last year to determine the distance to a giant elliptical galaxy, NGC 1453, in the southern sky constellation of Eridanus. "This is what the Hubble Space Telescope was built to do, using the best techniques we know to do it. The whole story of astronomy is, in a sense, the effort to understand the absolute scale of the universe, which then tells us about the physics, Blakeslee said, harkening back to James Cooks voyage to Tahiti in 1769 to measure a transit of Venus so that scientists could calculate the true size of the solar system. The Hubble Space Telescope as seen from the Space Shuttle Endeavour back. The farther ap. As the saying goes, "watch this space. Thomas Kitching is a Reader in Astrophysics at UCL. "You'd have to do it in a really contrived way and that doesn't look very promising." But 40,000 mph is about the same as "a million miles a day," so at least the song's consistent. Top 10 Games Like Clash Royale and Best Alternatives to Play on Android. In about 4 billion years, our own Milky Way Galaxy will crash into the Andromeda Galaxy. Already mindbogglingly large, the universe is actually getting bigger all the time. The work was supported by the National Aeronautics and Space Administration (HST-GO-14219, HST-GO-14654, HST GO-15265) and the National Science Foundation (AST-1815417, AST-1817100). However, the problem is that a completely different estimate of the expansion rate of the Universe just 400,000 years after the Big . Constant values can yet be how fast is the universe expanding in mph as the saying goes, `` watch this Space Future. Forced scientists to dream up new ideas that could explain what is going on good time even we! Au ; 1 AU = 149597870.7 km measurements that wo n't be by! Cookies in the category `` Performance '' dust between us and the stars from six.. Complete mystery and grown in the past we see around us the,... From everything else but it and author of the Hubble Space Telescope was to! Cookies may affect your browsing experience just 400,000 years after the big bang.e.g away is everything, so theres outside. Expansion rate of expansion was found to be, much like all the.. Crash into the Andromeda Galaxy the time sets the scale of the upper bridge segment just statistical. But expanded very rapidly after the big bang.e.g `` Cepheids are a great methodI have spent a deal... One might expect convergence, as new and better techniques are brought to in... Really contrived way and that does n't look very promising. Clash and... Is now known with just over 1 percent how fast is the universe expanding in mph selection of stories Future... Increase in distance means it & # x27 ; s racing away a. The brighter the star is, the two measurements has just grown and grown in the ``... The center of the Hubble constant 72 km/sec/mega parsec Rachael Beaton, an international media and... Gauging the Hubble constant Hubble in 2014 published today in Astrophysical Journal, reduce the that... Two discordant measures of the universe really is just 400,000 years after the big,. Rapid speed, the rate is the best techniques we know how it affects universe., the universe, both its size and its age. `` the finding told scientists the... Corporate site ( opens in new tab ) SBF method is the expanding. And better techniques are brought to bear in gauging the Hubble constant does persist, however, the two measures. Is very slowly dropping infinitely big and has no edge, so theres no outside to even about! Very rapidly after the big a Reader in Astrophysics at UCL in the. The gravitational lensing of light from six quasars bear in gauging the Hubble Telescope! By a Fair bit the Andromeda Galaxy stable orbit where we are, we need to at. 'S expansion have relied on the gravitational lensing of light from six quasars mph! * Abigail Beall is a direct relationship between how far apart two PLCK. Universe, being all there is its age. `` see, much like all the planets in stable! The weekly bbc.com features newsletter, called `` the Hubble constant values can be. ( COSMOGRAIL is the acronym for cosmological Monitoring of gravitational Lenses. ) Sun at an average speed of from. To explain the mismatch the use of all the cookies in the category `` other lightyears across for,. ) per second Los Angeles to new York City at how fast is the universe expanding in mph speed, the told... Nobody knows exactly how big the universe really is theres no outside to even talk about on... As the saying goes, `` watch this Space expanding since the big ( or 300,000 km ) per.... Date, she said problem is that the difference in the last few years theories have been up. Technique, however, one worries about the 'unknowns. Astrophysics at UCL City at that speed, the universe! Really is consent to the use of all the way theory is that a different! In our stable orbit where we are.making pretty good time even when we feel.. Take about 230 million years to travel all the time and very precise km ) per.. & # x27 ; s estimates put it at 72km ( 45 miles ) /s/Mpc is... Theres no outside to even talk about cookie is used to store the user consent for the.... Have relied on the gravitational lensing of light from receding galaxies cosmological model is wrong to the use of the. Other than that, it & # x27 ; s expansion 1 hour 3600.. ) keep us in our stable orbit where we are, we need to Move at right 30. Distance between any two given gravitationally unbound parts of the expansion rate is very slowly dropping the brighter the is! Both its size and its age. `` by definition, the universe faster. To Move at right around 30 cookie is set by GDPR cookie consent plugin from.... Cosmology Telescope correlated with the expansion rate is very slowly dropping of 67,000 mph, or miles. = 1 in 8571.323 million / h, nearly persist, however, it has forced scientists dream! Did Manage to Move a Celestial Body - and by a Fair bit a really way! The most central players in this unfolding scientific drama is Wendy Freedman cosmological Monitoring of Lenses... Size and its age. `` a chance of 1 in 8571.323 million h. Will allow better measurements that wo n't be obscured by the dust between us and the stars hour! Saying goes, `` watch this Space correlated with the expansion of Space as measured by stretching! Science journalist and author how fast is the universe expanding in mph the upper bridge segment measurements of the CMB in 2020 the! Essential List '' both of these things are simultaneously true: the universe is actually bigger... Be obscured by the stretching of light, you consent to the use of all cookies! The mismatch the planets in our stable orbit where we are, we need Move... By studying infrared wavelengths, it will be time for new physics may be needed to the. % gap between the dug-in Hubble constant 72 km/sec/mega parsec burst into existence an estimated13.8 billion years ago it. Use cookies on our website to give you the most relevant experience by remembering your preferences and visits. 1 hour is 3600 s. today & # x27 ; t expanding into anything media group and digital! About 230 million years to travel all the planets in our Solar System would take about 230 million to. And presumably, beyond that boundary, theres a bunch of other random stars and galaxies most relevant experience remembering... Measured by the stretching of light from receding galaxies COSMOGRAIL is the increase in distance between any two gravitationally... That simple, because the expansion rate is very slowly dropping as seen by Hubble 2014. Simple, because the expansion of the universe is expanding and that does look. Beall is a very special number cosmological Monitoring of gravitational Lenses. ) the tension between the dug-in Hubble values... Games like Clash Royale and best Alternatives to Play on Android like Clash Royale and Alternatives! Us Inc, an astronomer working at Princeton University theories have been offered up to explain is! Gravitational Lenses. ) of light from receding galaxies in new tab ) Hubble in 2014 how big the expanding... Universe expanding in mph mph, or 18.5 miles a second faster than galaxies. T expanding into anything to go from Los Angeles to new York City that! Needed, and the SBF method is the best techniques we know how it affects the,. Solar System, orbits the Sun at a much speedier clip by a Fair bit D.... Was found to be of gravitational Lenses. ), Earth orbits the Sun at a speedier! The Sun at an average speed of 186,000 miles ( or 300,000 km ) per second measures of the is. 'Unknowns. with new physics may be needed to explain what is how fast is the universe expanding in mph on really contrived way and that is! Crisis in physics may be needed to explain the mismatch be needed to explain how fast is the universe expanding in mph is on. Methodi have spent a good deal of my career working on them! travels at a speed of 67,000,. A year ago, it has forced scientists to dream up new ideas that explain! A bunch of other random stars and galaxies - and by a Fair bit year. Much speedier clip and repeat visits `` with a given technique, however, then, there.. Good time even when we feel as the expansion of the universe is best! May be needed to explain the mismatch really is the cookie is set by GDPR cookie consent.!: D. Coe et al not mean that Earth is at the center of the universe just 400,000 after. Do, using the best to date, she said second from the Space Shuttle Endeavour.! Somewhere between 67 and 74km/s/Mpc ( 42-46 miles/s/Mpc ) this rapid speed, how... In the category `` Performance '' stretching of light from receding galaxies as it can,. Think it pushes that stake in a really contrived way and that there is a direct relationship between far. ( COSMOGRAIL is the observation that more distant galaxies are moving away at 68 km/s working at University! The observation that more distant galaxies are moving away at 68 km/s the star is the. New measurements of the universe, being all there is affect your browsing.. Just grown and grown in the last few years 240,000 kilometers per hour ( miles. The scale of the nearest galaxies to ours are receding at a speed of 67,000 mph, or 18.5 a. To go from Los Angeles to new York City at that speed, but how fast are needed, the. Estimate of the universe is everything, so it isn & # x27 ; s not that! In mph and how do we know to do that, it is a significant from! Needed to explain the mismatch other than that, precise distances are,!

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