The High Resolution Stereo Camera on the veteran Mars Express mission, which launched all the way back in 2003, recently ...

NASA's Curiosity rover snapped a series of peculiar polygons that look suspiciously like giant fossilized reptile scales.

Scientists reveal how waves behave on alien planets, from towering methane seas on Titan to nearly still lava oceans on ...

For a few moments on April 6, the four Artemis 2 moon astronauts and the three crewmates aboard China's Tiangong space ...

What kind of music do they play on Mars?

Learn how a new model shows how waves form on alien oceans, revealing that gentle winds could create massive swells on Titan, ...

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets price the odds of the U.S. confirming aliens before 2027 - here’s why traders overwhelmingly expect a government ...