Encounter Blew Away Most of Smaller Galaxy's Gaseous Halo In a dramatic tale of survival captured by the Hubble Space ...
Fly about 2,600 light-years to Hubble Space Telescope imagery of the Cygnus loop nebula. See images from 2001 and 2020.
Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...
Hubble Space Telescope can "only see the universe in shades of grey," according to NASA's Goddard Space Flight Center. Learn ...