The universe is significantly older than previously thought, astronomers find
Galaxies spotted by the James Webb Space Telescope have been causing trouble for the standard story of cosmic…
New analysis narrows down the most probable age of the universe
The Hubble tension is one of the biggest unsolved puzzles in modern cosmology. The Hubble constant, which is…
Observable universe is 93 billion light years wide but what’s beyond it? Here’s what we can’t see…
One of the most important pieces of evidence for this limit is the cosmic microwave background radiation, faint…