Five asteroids, including one the size of a house, will approach Earth within the next two days. On Wednesday, March 25, the asteroids, the size of a car, an airplane, and two more the size of buses, ...

We could deflect potentially hazardous asteroids by using an enormous magnet to gently pull them apart. This idea avoids some of the pitfalls of the more traditional kinetic impactor method, which ...

Asteroids are leftover pieces from the formation of our solar system about 4.5 billion years ago. In the beginning, everything was a massive cloud of gas and dust. Gravity pulled this material ...

On Monday, a paper announcing that all four DNA bases had been found on an asteroid sparked a lot of headlines. But many of the headlines omitted a key word needed to put the discovery in context: ...

With scientists warning that Earth could be susceptible to thousands of undetected asteroids, Jeff Bezos’ space company Blue Origin is developing a planetary defense program that could help protect us ...

The "NEO Hunter" mission would use Blue Origin's Blue Ring spacecraft to deflect space rocks. This plan builds on NASA's successful DART mission, which proved an asteroid's path could be altered.

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” ...

It’s like shooting a bullet with another bullet. Except the two — one the size of a trailer and the other as tall as the Empire State Building — are thousands of miles apart and moving at 7,000 miles ...