The night sky occasionally offers a reminder that the Solar System is far from empty. Bright comets appear with glowing tails ...

Here we report a comparison between reflectance spectroscopy of meteorites under asteroidal environment (high vacuum and temperature) and Main Belt and Near Earth Asteroids spectra. Focusing on the OH ...

Astronomers don’t treat every “close approach” headline the same way the public does. On June 9, two near-Earth objects, 2026 LD and 2026 KM3, are being tracked as they pass Earth at distances ...

NASA found evidence of ancient water on asteroid Donaldjohanson, offering new clues about the early solar system.

The likelihood of an impact isn’t low. A 2025 analysis led by the planetary scientist Carrie Nugent estimates asteroids 460 ...

Five asteroids, one as large as a house and two each the size of an airplane, will fly past Earth between Sept. 6 and Sept. 12, according to NASA's Asteroid Watch dashboard. The house-sized asteroid, ...