Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

The Van Allen probe's mission was meant to last two years, but ended up going for nearly seven.

Earth may feel stable beneath our feet, but our planet is actually racing through space at extraordinary speeds. In this video we explore the complex motions that govern our world, from Earth’s ...

Earth’s orbit is getting crowded, and scientists are warning that space may soon become too risky to manage safely. A new study published in Acta Astronautica takes on a question that could define the ...

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 ...

Look up on a clear night and you'll see the streaks of our new space age. What you don't see is the growing fallout for the atmosphere that keeps us alive.

A 1,300-pound NASA satellite is expected to crash through Earth's atmosphere March 10, 2026, with some of the spacecraft possibly surviving re-entry.

Thousands of satellites are being launched into space at low Earth orbit, joining hundreds of thousands of pieces of space junk, and it's becoming a real problem.

It may sound fanciful, but a Los Angeles-based company says it has conceived of a plan to fly out to a smallish, near-Earth asteroid, throw a large bag around it, and bring the body back to a “safe” ...

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 ...

Astronomy and commercial space are often portrayed as being on a collision course, yet their futures are deeply intertwined. As satellite constellations expand, astronomers raise concerns about trails ...