The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. Watch the ...

The University of Arizona's OSIRIS-APEX spacecraft only made it home once in 2025, but at least it got some nice snapshots ...

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 ...

The Chinese National Space Administration (CNSA) launched a probe to collect samples from an asteroid. NASA and ISRO launched ...

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

Interstellar object 3I/ATLAS, the third such visitor ever observed, is exhibiting unusual energy and chemical behavior as it ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

One of the toughest yet most rewarding annual display of "shooting stars" peaks overnight on Jan. 3-4, 2026 — here’s how to ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

A brief but powerful burst of shooting stars will usher in the new year, offering skywatchers a narrow window to catch one of ...