Thousands of years ago, 160 light years away from Earth, a star exploded, scattering stellar shrapnel across the sky. The Hubble Space Telescope recently found evidence of the event.
NASA's Chandra X-ray Observatory has uncovered surprising news about a process that is stifling star formation in a distant galaxy cluster. It's been going on for 7 billion years.
Amazing pictures from the constellation Antlia (aka The Air Pump)and activity in the dwarf galaxy ESO 540-31 courtesy Hubble + new findings in the Coma galaxies.
DISTANT WORLDS--Using NASA's Hubble Space Telescope, astronomers have uncovered a previously unseen population of seven primitive galaxies that formed more than 13 billion years ago.