In the 1960s, when the possibility of an asteroid impact alarmed the American public for the first time, MIT students drafted ...

Short-period comets get close to the sun much more often than their long-period kin, and every time they do, they deplete more of their gas and dust. Consequently, they don’t typically emit as much ...

Imagine the terror if a celestial visitor was not only on a collision course with Earth but also sending a mysterious radio ...

Comet 3I/ATLAS is only the third confirmed interstellar object ever spotted, travelling over 130,000 mph and carrying chemical signatures older than our Sun ...

The interstellar comet 3I/ATLAS (C/2025 N1) is hurtling through the solar system and will be at its closest point to Earth soon.

Answer: It’s a comet that comes from another stellar system, from another star. It’s the third one we’ve ever discovered. The first, 1I/ʻOumuamua, resembled an asteroid more than a comet, but the ...

Imagine you had to experience an apocalypse every day. Volcanic eruptions, tsunamis, asteroid showers. Every day would be a ...

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

Every year, the Taurid meteor shower lights up the night sky from late October through early November. Sometimes called the "Halloween fireballs," they are named for the constellation Taurus—the ...

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

A pair of strange flashes have been spotted coming from the moon, and scientists believe they know what caused them.

Smith, a vet from Whyalla, South Australia, was driving home from picking up his brand-new Tesla Model Y when a loud crash ...