Discarded pieces of landing gear, crashed spacecraft and wear and tear have produced a lot of debris that is now scattered around the Martian surface.

When the Orion Crew Capsule orbits the Moon there will be no one on board. But the mission will mark a key step in bringing humans back to Earth’s dusty sidekick.

The European space agency will need both a launch vehicle and a lander platform to launch its ExoMars rover without help from Russia.

We should not be surprised that some of the innumerable rocks on Mars have weird shapes, because many have been sand-blasted by wind erosion for billions of years.

Scientists just grew plants in soil from the Moon, but Antarctica has long provided researchers with the perfect place to test their agricultural techniques for a future in space.

Mars is the fourth planet from the Sun and one of our closest neighbors in space. But it’s not a very welcoming place for an Earthling to visit.

Humans might one day be able to live somewhere else in the Universe.

Humans might one day be able to live somewhere else in the Universe.

With about 200 orbital launches scheduled and ambitious missions on everything from lunar bases to the search for life in the works, there’s a lot to watch in 2022. An astronomer explains the highlights.