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 lunar lander built by aerospace company Intuitive Machines launched Wednesday on an eight-day journey for its ...

The Blue Ghost spacecraft has landed on the Moon, making history as the first private lander to “successfully” achieve this ...

Intuitive Machines' second Moon mission ended in disappointment on Friday after the US company confirmed that its spacecraft ...

The north pole of Mars is slowly sinking under the weight of an ice cap that only formed within the past few million years. And, in the process, it's telling us something about what the planet's ...

Intuitive Machines collected some data for NASA before calling an early end of mission at 12:15 a.m. CST Friday.

Intuitive Machines’ (IM) second moon mission ended in disappointment on Friday after the US company confirmed that its ...

"With Mars sample return on the horizon and the prospect of future missions to Mars, perhaps even including life detection instruments, it may be timely to revisit the results of the Viking ...