NASA's next Earth-observing satellite is scheduled to launch Saturday (Jan. 31), and it could vastly improve the way scientists monitor droughts around the world.
NASA's holiday pictures look like splotchy representations of lights magically sparkling, and energy consumption being amplified during the holidays.
Fresh data from NASA reveals a comprehensive global view of CO2 in full color.
The MESSENGER mission is approaching the end of its operational life, but before it dies, you can help NASA name 5 of Mercury's craters.
Some space analysts wonder if Object 2014-28E could be part of a Russian anti-satellite program.
As if to celebrate tomorrow's landing of Philae on the surface of Comet 67P/Churyumov-Gerasimenko, the European Rosetta mission has detected a mysterious signal coming from the 2.5 mile-wide lump of ice and rock. Continue reading →
The HiRISE camera on board NASA's Mars Reconnaissance Orbiter (MRO) has become the first instrument orbiting Mars to beam back images of comet Siding Spring's nucleus and coma. Continue reading →
The European Space Agency's Rosetta spacecraft has sent home several spectacular images that show a large pyramid-shaped boulder studding the surface of its target comet.
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