Lunar

Astronauts on the Apollo missions of the 1960s and ’70s carried dosimeters to measure their radiation exposure

The pressurized rover is expected to launch in the late 2020s

The new photo is the best-ever look at the InSight lander on the surface of Mars

Aldrin argues Gateway’s benefits as a way station for moon-bound astronauts are outweighed by its limitations and its multibillion-dollar cost

It's still trying to get in touch with the vessel

The moon landing is set for between 4 and 5 p.m. EDT (2000-2100 GMT). How to Watch Live.

If successful, India will be the fourth country to land on the Moon, after the US, USSR & China

Chandrayaan-2 is expected to arrive in lunar orbit this September

NASA could do a better job of tracking its history, federal investigators have found

The Moon is about to put on quite a show