It has been almost 20,000 days since humans have left what is known as low Earth orbit. This will soon change if the Artemis ...

High-energy particles called galactic cosmic rays (GCRs) bombard unprotected objects in space, often causing damage. Earth, ...

Webb telescope data shows a once-risky asteroid will safely pass Earth and the Moon in 2032, removing all impact concerns.

A research paper published on March 25, 2026, in the journal Science Advances identifies a previously unrecognized zone of ...

A 1,300-pound NASA probe re-entered Earth's atmosphere on Wednesday, nearly 14 years after it was launched. The U.S. Space ...

There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope, reside in low Earth orbit, or LEO, which tops out at about 1,200 miles (2 ...

Big Tech companies including Nvidia and Elon Musk's SpaceX are making large bets on a new layer of critical infrastructure ...

There is another way forward. A circular economy for space applies the same principles that aims to transform modern waste ...

Simulations and satellite data reveal that Earth's magnetic field is more complex than scientists had thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t pose a threat to life Earth’s magnetic field surrounds the planet, with ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind The multibillion-year story of life on Earth is defined by a handful of epochal ...