After nearly two years apart, Europe's Rosetta spacecraft will join stranded robot probe Philae on September 30 on the icy surface of a comet hurtling through space, their eternal resting place, mission control said Thursday.
With surgical precision, two dozen engineers and technicians successfully installed the package of science instruments of the James Webb Space Telescope into the telescope structure. The package is the collection of cameras ...
Astronomers have used many different methods to discover planets beyond the solar system, but the most successful by far is transit photometry, which measures changes in a star's brightness caused by a mini-eclipse. When ...
Two astronauts aborted their spacewalk Friday and hurried back into the International Space Station after water leaked into one of the men's helmets in a scary repeat of a near-drowning 2½ years ago.
China plans to send a rover to Mars to explore the Red Planet, a top space official announced on Friday, in the latest step of its ambitious space programme.
Scientists say the Philae space probe has gathered data supporting the theory that comets can serve as cosmic laboratories in which some of the essential elements for life are assembled.
When a comet whizzes past the Sun on Thursday it won't mean certain high-temperature death for a European robot lab riding on the chunk of ice and dust.
An international team of researchers has discovered traces of methane in Martian meteorites, a possible clue in the search for life on the Red Planet.