The European Space Agency (ESA) is currently working with NASA to develop a major Mars exploration project.
Long-distance space travel could harm astronauts' arteries, say University of Alabama at Birmingham researchers.
Astronomers are poring over data from what they say is one of the most puzzling cosmic blasts ever observed.
SpaceX has announced what's to be the world's largest rocket, the Falcon Heavy, set to launch as soon as the end of next year.
Almost fifty years to the day since the first human spaceflight blasted off, the Soyuz TMA-21 mission last night left for the International Space Station.
The world’s biggest radio telescope project has taken a step closer to reality with the establishment of a founding board by nine national governmental and research organisations.
What do more than a thousand planet candidates and their suns look like? Jason Rowe, of NASA's Kepler science team has produced an image that shows each of the 1,235 potential planets so far discovered transiting its star.
The European Space Agency has released a model of the Earth showing how gravity varies across its surface.
If we want to find intelligent aliens, we should be looking for signs of mining in extraterrestrial asteroid belts, argue two astrophysicists.
NASA's released the first picture of the surface of Mercury taken by its Messenger spacecraft early yesterday morning.
Israel and Russia have signed a deal to cooperate and share technology in space research and exploration.
NASA says it's abandoned plans for two high-resolution 3D cameras to be carried by the next Mars rover.
Move over CERN: a pattern of X-ray 'stripes' in the remains of a supernova may provide the first direct evidence that supernovae can accelerate particles to energies a hundred times higher than the Large Ladron Collider.
ESA’s Integral gamma-ray observatory has spotted apparently-doomed hot matter just a millisecond before plunging into a black hole - but says it appears that some of the matter may be escaping.
We normally think of stars as hot - but scientists using ESO's Very large telescope say they've found a pair of cool brown dwarfs, one of which is no hotter than a sauna or a cup of tea.
MIT research scientists are planning to check whether we're all Martians, descended from organisms that were carried here aboard meteorites.
Scientists have been studying how spaceflight makes bacteria more virulent, in work that could have implications for the health of the Earthbound as well as astronauts.
Liquid methane has been raining down on Titan, say NASA scientists, who have observed the equatorial weather on Saturn's largest moon for the first time.
NASA's Messenger spacecraft is poised to go into orbit around Mercury tonight, after a six-year, five billion-mile journey.
NASA's extended its deal with the Russian Federal Space Agency over transport to the International Space Station - but the cost of a ticket has gone up.