The Artemis II astronauts are on their way home to Earth after a successful flight around the moon. The crew—NASA's Reid Wiseman, Victor Glover and Christina Koch and the Canadian Space Agency's Jeremy Hansen—are expected to splash down in the Pacific Ocean around 8:07 p.

Geoscientists have long relied on different forms of lead to understand Earth's geological history and how it was created over billions of years. However, there is a mystery that has been puzzling scientists for decades: Earth is missing a massive amount of lead that ought to be in the planet's crust,

NASA spokesperson Lauren Low told PolitiFact that one of the reasons Earth appears duller is because the new photo was taken at night, with only moonlight lighting the planet. The 1972 photo was taken in direct sunlight. The two images were also processed differently, she said.

See how the Moon orbits the Earth and how the Earth orbits the Sun with this interactive LEGO Technic model for 15% off.

Artemis 2's Orion capsule will hit Earth's atmosphere at nearly 25,000 mph on April 10. Here's how it will survive the fiery trip.

The iPhone has been to space a few times now -- in fact, Apple products have a long history of space travel. Bridget Carey is an award-winning reporter who helps you level-up your life -- while having a good time geeking out.

NYC car-free Earth Day street closures. New York City shuts down streets across all five boroughs, allowing residents to walk and bike while taking advantage of a wide range of ev

The asteroid is on the European Space Agency's Risk List, but poses no threat to Earth or the moon during the close approach.