The most significant change since those 1970's experiments were conducted was the discovery of high levels of perchlorate on Mars. Perchlorate, plus abiotic oxidants, explains the Viking results and ...

The lander would be the largest ever sent to Mars. It would touch down near the ... Some of NASA's most tried-and-true contractors include Lockheed Martin, Northrop Grumman, Boeing, and SpaceX.

A SpaceX launch Wednesday night sent both a lander and an orbiter on their way to the moon, both on the hunt for ice.

A Falcon 9 rocket carrying the Intuitive Machines Nova-C lunar lander Athena on the IM-2 mission and the Lockheed Martin-built ... which is Mars.” She said before any humans arrive, it’s ...