11.17.11 - New details about the birth of a famous black hole that took place millions of years ago have been uncovered.
11.10.11 - Using its near-infrared vision to peer 9 billion years back in time, NASA's Hubble Space Telescope has uncovered an extraordinary population of young dwarf galaxies brimming with star formation.
11.10.11 - As asteroid 2005 YU55 swept past Earth in the early morning hours of Wednesday, Nov. 9, 2011, Swift monitored the fast-moving space rock.
11.10.11 - The very first stars in our universe were not the behemoths scientists had once thought, according to new simulations performed at NASA's Jet Propulsion Laboratory, Pasadena, Calif.
11.09.11 - The heavy heart of a neutron star holds matter on the edge of oblivion. A proposed NASA mission will discover what's inside.
10.27.11 - The merger rate is one of the fundamental measures of galaxy evolution, yielding clues to how galaxies bulked up over time through encounters with other galaxies.
10.26.11 - When viewed in infrared light by NASA's Wide-field Infrared Survey Explorer, the "Pacman" nebula looks hungrier than usual.
10.24.11 - A mystery that began nearly 2,000 years ago, when Chinese astronomers witnessed what would turn out to be an exploding star in the sky, has been solved.
10.20.11 - Using data from the Herschel Space Observatory, astronomers have detected for the first time cold water vapor enveloping a dusty disk around a young star.
10.19.11 - NASA's Spitzer Space Telescope has detected signs of icy bodies raining down in an alien solar system.