The Sun sat behind Earth, allowing spectacular views of the aurora in our atmosphere.

Both caves found connect to underground cave networks that which could provide natural shelter.

The flag is expected to fetch $50,000 at auction.

The spacesuit was designed to withstand extreme environments in space.

The class will now complete nearly two years of training before becoming eligible for flight assignments supporting future science and exploration missions.

Houston, we have some sushi?

"It’s going where other robots can’t."

Robo-teams would work together to rappel down into lava holes to map out potential habitats on the Moon and Mars.

NASA’s Perseverance Mars captured one of the sharpest panoramas of its mission so far.