If Our Part of the Universe is Less Dense, Would That Explain the Hubble Tension? universetoday.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from universetoday.com Daily Mail and Mail on Sunday newspapers.
Measurements of how fast the universe is expanding differ depending on how you measure the rate. Could a huge under-density of galaxies, including the Milky Way, be to blame?
For almost a century, astronomers have been using the Hubble-Lemaitre constant to explain the accelerating expansion of the universe, an intrinsic piece of evidence supporting the Big Bang theory. In simple terms, the speed at which galaxies move away from each other is directly proportional to how far apart they are. But actual observations, […]