Get the latest Science News and Discoveries

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19: Here's what you need to know


The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close.

None

Get the Android app

Or read this on Space.com

Read more on:

Photo of Earth

Earth

Photo of ATLAS

ATLAS

Photo of Dec.

Dec.

Related news:

News photo

NASA tests drones in Death Valley | Space photo of the day for Dec. 15, 2025

News photo

Supernova immersion model suggests Earth-like planets are far more common in the universe than previously thought

News photo

Good news for lunar bases? Earth's atmosphere leaks all the way out to the moon