Gravity-1, the world's most powerful solid-fuel rocket, aced its third-ever mission on Tuesday night (July 21).

FIfty years after the Viking missions landed on Mars, Lockheed Martin is planning for the next steps to the Red Planet ...

We travel back in time with a historic "first" photo.

Scientists are changing our understanding of climate and weather on Mars and providing critical insights into Earth's atmospheric processes as well. A groundbreaking achievement by scientists at the ...