The Southern Delta Aquariids and Alpha Capricornids will overlap on July 30 and 31—but a bright moon could make their meteors difficult to spot.

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.

Astronomers discovered that a near-Earth asteroid is actually a comet that could help scientists identify more hidden comets ...

Did you know that Arizona is home to the world's best-preserved meteorite impact site? The Meteor Crater Natural Landmark is ...

This '90s sci-fi disaster flick was originally slated to be directed by Steven Spielberg. Here's why things didn't pan out that way.

If an asteroid was ever threatening Earth, the best way to stop it might be with a nuclear explosion, according to a new study published by Chinese scientists. But how exactly would this work?

Scientists in China say a nuclear explosion could be the most effective way to stop a large asteroid—and they may have identified the best strategy for making it work. A recent study published in ...

China’s spacecraft, Tianwen-2, has been hunting down its target — a so-called quasi-moon — ever since it launched from Earth in May 2025. Finally, after a 400-day voyage around the solar system, it ...

There are all kinds of cool things to see in the sky during summer, including the Summer Triangle, full moons, constellations and the occasional planet parade. The crown jewel of summertime stargazing ...

Last year, geologists dated the crater in Western Australia at 3.47 billion years old, which was disputed by other experts. Now, they've revised the estimate to 3.02 billion years old—but some still a ...

When you think about a large asteroid impact, you might imagine a moment of devastation: a violent collision, a blast of heat and debris, and then years of atmospheric disruption and damage left ...

A 3-billion-year-old impact structure in Western Australia rewrites what scientists know about Earth’s earliest and most violent chapter. Deep in the ancient rock country of Western Australia, ...