There could be a catastrophic threat lurking in space right now. We might not know until it’s too late. Near Earth, there are likely more than 25,000 asteroids large enough to level a city, according ...

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, ...

Nasa warns most city-killer asteroids remain undetected and could strike without warning What if the next catastrophic cosmic impact wasn’t a Hollywood blockbuster plot, but an unseen reality quietly ...

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 ...

A powerful new sky survey is already transforming asteroid discovery. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the ...