A major haul by the Kepler Space Telescope has astronomers cheering
Jupiter's Ganymede gets its own map
The difference between an asteroid and a comet was always thought fixed—but now a new paper says the two celestial bodies may be more similar than we thought
Though it won’t come near Earth for at least a century
But that's no indication of alien life
Alfonso Cuarón’s big 2013 hit, Gravity, is a technically brilliant, emotionally gripping thriller. Bringing to the big screen a space walk gone horribly,...
Every summer about this time of year, the Earth passes through the orbital path of the Swift-Tuttle comet. That might sound a little alarming, but don’t...