04.13.12 - Having so many shining stars piled atop one another makes globular clusters a popular target for amateur skywatchers and scientists.
04.12.12 - New data from the Herschel Space Observatory suggest comets are constantly smashing together around the star Fomalhaut.
04.12.12 - Astronomers are actively hunting a class of supermassive black holes throughout the universe called blazars thanks to data collected by NASA's Wide-field Infrared Survey Explorer (WISE).
04.06.12 - This image from the NASA/ESA Hubble Space Telescope shows NGC 4980, a spiral galaxy in the southern constellation of Hydra.
04.04.12 - The cataclysmic history of a giant galaxy is on display in a new image that combines infrared and X-ray observations.
04.03.12 - Supernova explosions and the jets of a monstrous black hole are scattering a galaxy's star-making gas like a cosmic leaf blower.
04.02.12 - An analysis of two years' worth of data from Fermi is helping narrow down the list of what dark matter could be.
03.30.12 - NGC 2683 is a spiral galaxy seen almost edge-on, giving it the shape of a classic science fiction spaceship.
03.23.12 - This ball of stars is too faint to see with the naked eye, yet Hubble can see over 250,000 individual stars shining in it.
03.16.12 - The planned launch of NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) mission has been postponed after a March 15 launch status meeting.