The Phoenix lander's first wet chemical analysis of the Martian surface confirms water’s thumbprint and finds the kinds of inorganic minerals you'd have in a backyard garden.
A just-published study, coincidentally appearing as Phoenix prepares to get the dirt on Martian habitability, argues that the Red Planet's soil is at least 10 to 100 times saltier than Earth's oceans.
Infrared observations reveal a star with a protoplanetary disk infused with helpful organic compounds.
SETI@home is gearing up for a fresh influx of data.
The Sun-like star 55 Cancri, just 41 light-years away, is now known to have at least five planets orbiting it.
Just because Saturn's moon Enceladus has active geysers doesn't mean it harbors alien life. That's the take-home message from an upcoming scientific paper.