redshift

The age of the universe is about 13.8 billion years but why can we observe 93 billion light years?
Is there something wrong with the big bang theory, or is the theory of relativity itself wrong?
Why is the night sky black?
A very silly question about an obvious fact, though not everyone knows about it.
The galaxy is 13.28 billion light-years from Earth
Cosmologists at University College London yesterday announced enlarged photographs and new findings about the MACS1149-JD1 galaxy, the farthest galaxy ever discovered.