A NASA-led study revealed that a near-Earth object long mistaken for an asteroid—1998 SH2—is actually a hidden comet—a discovery that could prove vital for predicting future threats to Earth.

Scientists began suspecting the object when they saw unanticipated changes in its orbit.

A seemingly ordinary asteroid has revealed its icy true identity — and new clues for spotting hidden hazards near Earth.

Ancient rocks found by NASA's Perseverance rover reveal Mars was repeatedly impacted by asteroids billions of years ago.

A recent NASA study has revealed that a near-Earth asteroid discovered nearly three decades ago is not, in fact, an asteroid, ...

After examining a meteorite that crashed to Earth in 2024, NASA is uncovering new details about ancient water, the chemical changes that shaped early asteroids and the materials that may have helped ...

On May 15, NASA’s Psyche used Mars as a slingshot on its lengthy journey to the main asteroid belt — and captured remarkable ...

Add Yahoo as a preferred source to see more of our stories on Google. AccuWeather.com On June 30, 1908, an asteroid tore across the sky above a remote part of Siberia before erupting in a cataclysmic ...

NASA’s asteroid-hunting Psyche spacecraft recently needed a little gravitational assist from Mars to keep speeding towards ...

The spacecraft aced its encounter with Mars. Now, mission scientists are studying a trove of data from the flyby in ...

A New Jersey couple helped scientists uncover the makeup of an unusual asteroid after it fell into their bedroom.