Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

Images of Mars taken from orbit show thousands of mounds in a region sculpted by water billions of years ago. A robotic ...

The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.

I was just one night off from the best view we will get of Mars. The perfect night had been overcast and the difference ...

The Blue Ghost lunar mission has captured a gorgeous image of Earth as it ramps up its journey toward the moon.

For the past week, an uncrewed lunar lander has been journeying through outer space on a 60-day mission to the moon on behalf ...

SpaceX dominated this week’s launch manifest with two Falcon 9 missions and the seventh flight of its Starship rocket. The ...

These are exciting times in space exploration, as more and more countries and private enterprises are mastering technology ...

The mounds lie north of a feature of Mars known as the Martian dichotomy, where the towering, ancient highlands of the ...

For example, Jupiter is the most massive planet in our solar system. It’s so big, it could swallow 1,000 Earths. So it requires a very high escape speed: 133,100 mph (about 214,000 kilometers per hour ...

The race to return to the Moon and push beyond has entered a new, more intense phase. While Elon Musk and NASA have been ...

CAPE CANAVERAL, Fla. — One of NASA's two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her ...