NASA's two car-sized labs exploring Mars each discovered rocks that neither mission had seen before, revealing a more diverse ...

The installation of habitats, landing pads, equipment shelters, tall towers on the moon could be off to a shaky start.

The greenhouse effect acts like a warm blanket around Earth, comprised of gases like carbon dioxide, methane, and water vapor ...

For astronauts venturing out into the Solar System, it's not just the cold vacuum of space that poses a major hazard. On ...

LOS ANGELES — Earth is about to get a new neighbor in the form of an asteroid. But this one won’t be making an impact.