NASA's Cassini spacecraft will zip past Saturn's moon Dione on Monday, Aug. 17—the final close flyby of this icy satellite during the spacecraft's long mission.
2015 is already shaping up to be a big year in astronomy and planetary exploration, with the best yet to come. Here are some highlights to keep your eye on throughout the year.
Landing a spacecraft on a celestial body, whether it be the moon, Mars or a comet, is not easy. The European Space Agency found out the hard way in 2003 when its robot Beagle2, which was supposed to send back a signal after ...
Russia on Monday managed on a second attempt to restart the engines of a Progress spacecraft attached to the International Space Station (ISS) and shift the station's orbit.
NASA's New Horizons spacecraft is getting a final "all clear" as it speeds closer to its historic July 14 flyby of Pluto and the dwarf planet's five moons.
The mysterious dwarf planet Ceres is ready for its close-up.
After a couple of years in high-inclination orbits that limited its ability to encounter Saturn's moons, NASA's Cassini spacecraft returned to Saturn's equatorial plane in March 2015.
This series of images was taken 15 years ago, a couple of months after the launch of ESA's XMM-Newton space observatory. These unique views, showing parts of the spacecraft main body and solar wings, feature a guest of honour ...
The top scientific breakthrough of 2014 was the European Space Agency's Rosetta spacecraft's rendez-vous with a comet, the US journal Science said Thursday.
A new kind of spacecraft that sails on sunlight has just been successfully deployed above Earth. The LightSail satellite yesterday overcame a series of glitches to unfurl its solar sails, a propulsion system that's entirely ...