Comet 3I/ATLAS, the third interstellar object ever detected, reached its closest point to Earth overnight from Thursday to Friday (Dec. 18 to 19), and it remains in a good viewing position tonight.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Comet 3I/ATLAS, the third interstellar object ever detected by astronomers, will make its closest ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Interstellar visitor 3I/ATLAS is travelling away from the sun on its way back to interstellar space. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

I've taken incredible photos of this interstellar comet for more than a month using two tiny iPad-connected scopes in my windowsill. You can catch it too, if you act quickly. Since 2004, I have worked ...

Wisconsinites will have a chance to see an interstellar comet make its closest approach to Earth this week. Scientists first observed Comet 3I/ATLAS in our solar system in early July, and by late ...

Scientists confirmed the object originated outside our solar system due to its high speed and trajectory. The comet poses no danger and will pass about 170 million miles from Earth. While not visible ...

The mysterious interstellar comet 3I/ATLAS is making its closest approach to Earth on Friday, offering scientists a rare opportunity to study an object born around another star. Space agencies are ...

NASA’s Lucy spacecraft, which is investigating a group of asteroids that share Jupiter's orbit around the sun, snapped this image on September 16 as 3I/ATLAS approached Mars. NASA / Goddard / SwRI / ...

The comet originated from outside our solar system and poses no danger to our planet. NASA officials have rejected theories that the object could be an alien spaceship. While not visible to the naked ...

A comet from another star system is due to make its closest—and final—approach to Earth this week before it continues on its journey back toward interstellar space. Interstellar Comet 3I/ATLAS will ...