Dead Galaxies, Mysterious Red Dots: James Webb Telescope's Findings So Far
On this day three years ago, we witnessed the nail-biting launch of the James Webb Space Telescope (JWST), the largest and ...
来自MSN1 个月
If The Visible Universe Is 13.7 Billion Years Old, How Is It 93 Billion Light-Years Across?
The farthest we can see is ... The most distant point we can see is around 46.5 billion light-years away, which makes the whole universe 93 billion light-years across. The specific number may ...