Comet 3I/ATLAS was first detected on July 1, 2025 by the Asteroid Terrestrial-Impact Last Alert System (ATLAS). As it ...

Usually, sunlight makes cometary gases glow green from diatomic carbon (C2) or blue from ionized carbon monoxide (CO+). With ...

A July flyby of a massive asteroid went undetected until two days after it passed, raising urgent questions about planetary ...

MOSCOW -- Asteroid 2025 FA22, one of the largest of its kind to approach Earth this year, passed by safely on Thursday, according to Russian scientists. The asteroid is listed among potentially ...

On October 31, 2015, an asteroid shaped like a human skull flew by Earth. It arrived with excellent timing on Halloween, ...

On October 31, 2015, an asteroid shaped like a human skull flew by Earth. It arrived with excellent timing on Halloween, ...

Scientists are observing the skies as the comet 3i/ATLAS makes a close flyby of Earth. Gabriel J. Sánchez is a producer for NPR's All Things Considered. Sánchez identifies stories, books guests, and ...

Astronomers worldwide are intensely studying 3I/ATLAS, a mysterious interstellar object entering our solar system. Its ...

Just in time for Hallowe'en in 2024, Hubble and JWST captured an image of two interacting spiral galaxies — IC 2163 and NGC ...

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

Your resident Danoff Dean expert is back and ready for more. More embarrassment, more glaze, more blackmail content for my friends to lord over me twenty years down the line. But momentary cringe is a ...

There are literally thousands of asteroids circling around our planet in the vast solar system of ours, going about their business at various distances from our planet. Only one of them sends shivers ...