The Mysteries of Enceladus
NASA's Cassini spacecraft has been on the hunt for atomic oxygen since it arrived at Saturn. The source turned out…
Hubble Camera is Back Online
NASA officials announced this morning that they were successfully able to restart the Advanced Camera for Surveys on the Hubble…
Squadrons of Planet Hunters Could Find Life
The Hubble Space Telescope demonstrated that the best viewing is outside the Earth's atmosphere. Over the years, a series of…
Desert Varnish Might Be a Clue for Life on Mars
Rocks in the desert can form a shiny coating known to geologists as desert varnish. This varnish forms over thousands…
Ring of Light Around Titan
Titan glows with a ring of sunlight in this photograph. The picture was taken by NASA's Cassini spacecraft when Titan…
Star Forming Regions in Andromeda
Astronomers think that stars form inside collapsing clouds of cold hydrogen gas. This gas is mainly molecular hydrogen; where two…
Protoplanetary Disk Warped by a Hidden Companion
New images of a relatively nearby protoplanetary disk, taken by the Subaru telescope on Mauna Kea, show strange banana-shaped arcs…
Cassini’s Mission is Half Over
NASA's Cassini spacecraft will reach the half-way point of its 4 year mission on Friday - it arrived at Saturn…
Interacting Galaxies Generate a Supernova
When galaxies interact, it's never a pretty picture. But it can be a source of rebirth and renewal. In this…
Strange Lunar Swirls
Point your telescope at the Moon, and you might see features known as Lunar Swirls. These flat features look like…