NASA's nearly doubled the number of known exoplanets in one fell swoop, with the announcement of 11 new planetary systems hosting 26 planets.
NASA is poised to kick off a new series of tests on the J-2X - the engine that will help carry humans to deep space.
Though typically believed to be quite dry, roughly half of the giant asteroid Vesta could be so cold that water ice may have survived there for billions of years.
The strongest solar radiation storm to hit the Earth since 2005 is set to peak this morning.
NASA has reversed an earlier decision to block the release of the first science fiction movie filmed in space.
The Russian Space Agency (Roscosmos) has suffered a string of embarrassing space-related debacles over the past few months.
Scientists are working on a pioneering scheme to view the massive black hole at the center of our galaxy.
The European Space Agency (ESA) has released new images of the Eagle Nebula, which is located some 6,500 light-years away in the constellation of Serpens.
Russia was understandably upset and perhaps more than a little embarrassed when the Phobos-Grunt probe - slated to explore a Martian moon - failed to escape Earth’s orbit and crashed into the ocean.
The Obama administration is reportedly ready to consider a new space weapons policy based on an international code of conduct.
"Man on a Mission," a film documenting Richard Garriott's journey to the International Space Station (ISS) may have hit theaters, but there is another movie NASA apparently doesn't want you to see.
The failed Mars probe that was left spinning out of control when contact was lost shortly after takeoff, has crashed safely to Earth in the southern Pacific.
The stricken Russian spacecraft, Phobos-Grunt, is likely to crash to Earth on Sunday or Monday, say scientists tracking its path.
The vast majority of stars in our Milky Way galaxy have at least one planet orbiting them, astronomers have concluded - and lots of these could be comparatively Earth-like.
Astrophysicists have for the first time observed a Saturn-like ringed planet orbiting a star like our own.
NASA's discovered its tiniest solar system yet, which includes the three smallest exoplanets ever found.
NASA's Hubble Space Telescope has detected the weak glow of a star that exploded more than 9 billion years ago.
Astronomers say they've detected the largest galaxy yet seen in the distant universe, more than seven billion light years from Earth.
NASA says it'll do its best to resolve a dispute over an astronaut's attempts to auction off a notebook used in the Apollo 13 mission.
Planets with two suns - like Star Wars' Tatooine - could really be habitable, astrophysicists have concluded - and they say they know where to look.