Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

NASA still views the moon as a stepping stone to Mars, even though Elon Musk has dismissed Earth's nearest neighbor as "a ...

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

Jumping workouts could help astronauts prevent the type of cartilage damage they are likely to endure during lengthy missions to Mars and the moon, a new Johns Hopkins University study suggests.