NASA is gearing up for another human moon mission by 2030, but that doesn’t mean they don’t still have their sights set on Mars. Recently the space organization tested their Rotating Detonation Rocket ...

He says if someone back then had asked him to predict when astronauts would walk on Mars, "my guess would have been the early 1980's." "And, in fact, NASA had plans to do that at that time ...

He says if someone back then had asked him to predict when astronauts would walk on Mars, "my guess would have been the early 1980's." "And, in fact, NASA had plans to do that at that time, which were ...