12.18.12 - A runaway star can be seen charging through the dust in an infrared portrait from NASA's Spitzer Space Telescope.
12.18.12 - Some of the biggest black holes in the universe may be even bigger than previously thought, according to data from NASA's Chandra X-ray Observatory.
12.18.12 - 'Tis the season for holiday decorating so astronomers using Hubble have photographed a festive-looking nearby planetary nebula called NGC 5189.
12.13.12 - High-speed jets launched from active black holes possess fundamental similarities regardless of mass, age or environment, a new study finds.
12.12.12 - A new X-ray source in the Andromeda galaxy is the first detection of radio-emitting jets from a stellar-mass black hole outside the Milky Way.
12.12.12 - Using NASA's Hubble Space Telescope, astronomers uncovered a previously unseen population of seven primitive galaxies that formed more than 13 billion years ago, when the universe was less than 4 percent of its present age.
12.06.12 - The Fermi space telescope is now 10 times better at catching brief outbursts of high-energy light produced above thunderstorms.
12.06.12 - NASA's Wide-field Infrared Survey Explorer, or WISE, is helping to find the rarest and largest of galaxy groupings in the universe.
12.03.12 - Engineers got a first-hand look at how the James Webb Space Telescope's sunshield would fold around the observatory while stored in the rocket..
11.30.12 - The NASA/ESA Hubble Space Telescope captured an impressive image of the irregular galaxy NGC 5253, the nearest of the compact blue dwarf galaxies.