Early Earth Had Toxic Oceans
Researchers from NASA have confirmed that it would have been impossible for advanced life forms, like fish or mammals, to…
ESA’s CryoSat is Ready for Launch
ESA's CryoSat ice observation satellite is scheduled for a Saturday launch from Russia's Plesetsk Cosmodrome. Once in orbit, the satellite…
Large Craters on Dione
This Cassini photograph shows several of the large craters that pockmark Dione, one of Saturn's moons. The most prominent crater…
Astrophoto: International Space Station by Gregory Blount
Gregory Blount captured this image of the International Space Station as it passed over his my farm near Ketchum, Ok.…
What’s that Bright Spot on Titan?
Scientists from the University of Arizona think they have an explanation for a strange bright spot on the surface of…
Robot Plane Can Find Thermals to Stay Aloft
NASA engineers tested out a prototype unmanned sailplane this week at the Dryden Flight Research Center in California. This robotic…
Gamma Ray Burst Mystery Solved
An international team of astronomers think they've solved the mystery of short gamma-ray bursts. These powerful explosions shine brighter than…
Book Review: The Grand Tour
Tour guides add vibrant, often personal accounts of locales along your travels. They impart much more knowledge than simply standing…
Astrophoto: M45 by Tom Davis
Tom Davis wows us again with this astonishing picture of M45 (aka Pleiades). It was taken using his AP 155…
Afterglow of Supernova Remnant N132D
NASA's Hubble Space Telescope took this beautiful photograph of supernova remnant N132D, located in the Large Magellanic Cloud - a…