An autumn meteor shower yearly responsible for “Halloween fireballs” may pose a small impact threat to Earth. What is the ...

Debris from Comet Encke creates two annual meteor showers, but it might also pose a small risk to Earth. Scientists are ...

Comet 3I/ATLAS, which made a close approach to the sun, has prompted lots of public interest. Kim Kardashian asked NASA's ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

The risk of a cosmic body striking the Earth—or exploding in the atmosphere—may be higher in 2032 and 2036, researchers have ...

As Earth’s skies grow more closely monitored than ever, the ability to track fast-moving space objects has become a key part ...

A new study has reignited scientific focus on a possible Taurid resonant swarm, a cluster of small celestial bodies that ...

Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as ...

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

Astronomers have discovered a small asteroid that has been quietly accompanying Earth on its journey around the sun for the past 60 years, according to research published in September. The celestial ...

No, Earth will not have "two moons until 2083," but asteroid 2025 PN7 has joined Earth's orbital path, with the tiny fleet of space rocks set to trail Earth's orbit until 2083 before the sun pulls it ...