Liquid water apparently flowed on the surface of the huge asteroid Vesta briefly in the relatively recent past, a surprising new study suggests.
Comet 67P/Churyumov-Gerasimenko is shedding its old dusty coat and Europe's Rosetta mission is catching the individual flakes to understand some fascinating cometary dynamics.
Eight new exoplanets have been discovered, two of which are nearly Earth-sized orbiting within their stars' habitable zones. Continue reading
The huge geysers on Jupiter's icy moon Europa have gone underground.
The European mission has discovered that the water locked in Comet 67P/Churyumov-Gerasimenko doesn't match the water on Earth.
To account for a lake that lasted for millions of years means the Martian atmosphere would have had to be far thicker and loaded with water.
Dust gets everywhere, particularly around young stars. But when it comes to the presence of dust in their interplanetary environments, many mature sun-like stars are very house-proud. Continue reading →
Just as George Lucas re-released his classic Star Wars trilogy in digitally remastered versions for a new audience, NASA has re-released a remastered view of one of their own space classics. Continue reading →
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