Red-and-green-tinted clouds drift through the Martian sky in a new set of images captured by NASA's Curiosity rover using its ...

Russia is extensively testing a new plasma based rocket engine that will use charged hydrogen particles to gain turbulent ...

While the Martian clouds may look like the kind seen in Earth’s skies, they include frozen carbon dioxide, or dry ice.

Three small NASA rovers that will explore the lunar surface as a team have been packed up and shipped from the agency's Jet ...