The billionaire is in position to speed up plans for a voyage to the planet, with a potentially huge impact on SpaceX.

The Fram2 crew will be the first people to observe the polar regions from low Earth orbit, and they'll work on experiments ...

With evidence pointing to serious kidney challenges, careful planning will be needed to keep crews healthy on space journeys ...

The surface of Mars is known for being an extremely cold, desiccated, and irradiated place. But as its many surface features ...

NASA's Perseverance Mars rover spotted a mysterious rock made of hundreds of tiny spheres that resemble spider eggs. Studying ...