Among eight new Kepler planets found are the two most Earth-like to date, with possible conditions for the propagation of life.
A meteorite from Mars that landed on Earth in 2011 contains a carbon compound that is biological in origin.
After a nine-year journey, NASA's New Horizons spacecraft has kicked off its mission to explore everyone's favorite dwarf planet, Pluto.
You don't have to duck, but a good-sized asteroid will make a fairly close flyby of Earth at the end of the month.
NASA's VolcanoBot is a brave little machine on wheels that doesn't mind diving into fissures and lava tubes for science.
Rallying back from a mechanical failure, the telescope helps confirm the existence of an exoplanet 2.5 times the diameter of Planet Earth.
Molecules found by Curiosity on Mars have been confirmed as organic matter -- the building blocks of all known forms of terrestrial life.
Much like how the flow of water on Earth carved out the shape of the land, so too did it sculpt the surface of Mars, once upon a time.
NASA wants to send an expedition to Jupiter's moon, Europa, to find the ocean it believes lies under the ice -- and the building blocks for life it thinks it will find there.
Apple's latest ad, in which Justin Timberlake and Jimmy Fallon behave as you might expect gamers to, causes online ructions among some gaming devotees.