Fram2 crew was surprised to not see any evidence of human activity at the South Pole from 285 miles above. For the first time ...

WELCOME to Mars – where the air is too thin to breathe and the surface temperature is too cold for unsheltered life. Yet the ...

Pettit posted his striking footage on social media on Tuesday. The American astronaut used a wide-angle lens to get the ...

This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

NASA's SWOT satellite has revealed unseen ocean depths, mapping seafloor features that shape life, currents and tectonics.