On Oct. 12, 2017, the asteroid 2012 TC4 is slated to whizz by Earth dangerously close. The exact distance of its closest approach is uncertain, as well as its size. Based on observations in October 2012 when ...
First classified a planet, then an asteroid and then a "dwarf planet" with some traits of a moon—the more scientists learn about Ceres, the weirder it becomes.
Researchers have long known that there is water in the form of ice on Mars. Now, new research from NASA's Mars rover Curiosity shows that it is possible that there is liquid water close to the surface of ...
The next space station grocery run will carry caffeine to a whole new level: Aboard the SpaceX supply ship is an authentic espresso machine straight from Italy.
Europe's comet lander Philae has remained obstinately silent since a new bid was launched to communicate with it, mission chiefs said Tuesday, but chances for contact were improving daily.
The best picture we have of Pluto is a blurry, pixelated blob, but that is about to change when a NASA spacecraft makes the first-ever flyby of the dwarf planet.
With its thick, hazy atmosphere and surface rivers, mountains, lakes and dunes, Titan, Saturn's largest moon, is one of the most Earthlike places in the solar system.
SpaceX's latest attempt at recycling its Falcon 9 rocket by landing it upright on an ocean platform failed Tuesday, after a successful launch of its cargo mission to space.
Russia has uncovered a group of spy satellites, the head of its space command said in a film broadcast Sunday, which warned of "enemy" satellites that could masquerade as space junk.
Until recently the idea of launching a satellite into space was an expensive business and the preserve of governments, international space organisations and multi-million dollar companies.
Measurements made by Rosetta and Philae during the probe's multiple landings on Comet 67P/Churyumov-Gerasimenko show that the comet's nucleus is not magnetised.
Once every 20 or 30 years, a superstorm greater than Earth breaks out on Saturn and whips around the ringed planet in a violent spectacle that rages for months on end.
Hawaii Gov. David Ige said Saturday that a nonprofit company planning to build one of the world's largest telescopes atop a mountain many Native Hawaiians consider sacred will maintain a moratorium on construction ...
Russia plans to build its own orbiting space station by 2023, President Vladimir Putin said Thursday during a marathon call-in session with the nation.
SpaceX is sending its unmanned Dragon cargo ship on its sixth official supply mission to the International Space Station on Monday, should the weather behave itself.