Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has just been discovered. Using the Gemini North telescope, astronomers have ...

What happens when a comet collides with a gas giant? In July 1994, Shoemaker-Levy 9 slammed into Jupiter in a spectacular ...

The Perseid meteor shower is one of three that will be lighting up the summer night sky beginning in July. But it won't reach its peak until August.

Each summer, skywatchers around the world look forward to the famous Perseid meteor shower, but often overlook four lesser ...

Scientists discover 3I/ATLAS, a possible 7-billion-year-old comet from deep space. It may rewrite what we know about the ...

The meteor shower is expected to peak from Aug. 12-13, although moonlight will impact meteor visibility. The moon will be 84% full during the peak. NASA says the best time to view the Perseids is ...

Get ready for the most anticipated meteor shower of the year, coming to a night sky near you! The Perseids meteor show is known for a high rate of brightly colored meteor streaks and less frequent but ...

The Southern delta Aquariids and alpha Capricornids are set to peak on the same night later this month. Here’s how you can ...

New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it could be more than 3 billion years older than the solar system.

A strange interstellar object is racing toward our solar system, and while NASA says it’s a comet, a top Harvard scientist ...

Alone among known planets, Earth has vast oceans on its surface and its landmasses are marked with lakes and extensive river drainage systems. Water is the biosphere's lifeblood, and without it, Earth ...

When viewing a meteor shower, you are seeing pieces of comet debris that heat up and burn as they enter the Earth's ...