Interstellar comet 3I/ATLAS is reshaping planetary defence, with its unusual "anti-tail" and unexplained non-gravitational ...

The asteroid Apophis, also known as 99942 Apophis, will have its historic close approach to Earth on Friday, the 13th of ...

Harvard's Avi Loeb warns that interstellar comet 3I/ATLAS defies standard physics, raising the stakes for planetary defence ...

A surprising discovery has been made by the Planetary Defense Team that detected the 40,000th Near-Earth Asteroid whose path ...

New observations of 3I/ATLAS provide real data that scientists are using to evaluate asteroid behavior ahead of Apophis’ 2029 ...

One of the NEAs, 99942 Apophis, which was discovered in 2004, is arriving on (of all the freaking dates) Friday the 13th in ...

An Australian startup wants to recycle a geostationary satellite to get an up-close look at the "doomsday" asteroid Apophis. When you purchase through links on our site, we may earn an affiliate ...

The discovery and swift monitoring of asteroid 2024 YR4 earlier this year represented Earth's first real-life planetary defense test. When you purchase through links on our site, we may earn an ...

Earth orbit is becoming increasingly crowded. With more than 11,000 active satellites and many thousands more expected in the coming years, as well as more than 1.2 million pieces of space debris ...

NASA's Lucy spacecraft has beamed back pictures from its latest asteroid flyby, revealing a long, lumpy, odd-shaped space rock. The asteroid that once had a small chance of striking Earth and now ...

Due to the lapse in federal government funding, NASA is not updating this website. We're working continuously to improve our search results. If you aren't finding what you expect, please use our ...

NASA's plans to fly a spaceship alongside a potentially hazardous asteroid in 2029 will continue — for the next year, at least. After threats of mission cancellation, the OSIRIS-APEX spacecraft ...