Interstellar comet 3I/ATLAS will fly by our planet at a safe distance of 1.8 astronomical units (roughly 167 million miles or ...

The interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday, December 19, as it continues to hurtle ...

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.

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

NASA is tracking a plane-sized asteroid known as 2025 XM as it hurtles toward Earth’s neighborhood at roughly 9,753 miles per ...

The visitor is currently racing away from the sun at a staggering 137,000 mph (221,000 km/h). Its itinerary for the coming ...

According to NASA, 3I/ATLAS has an icy nucleus and a coma, which is a bright cloud of gas and dust that surrounds the comet ...

NASA's PUNCH mission is photographing the Sun like never before. It can see comets that are invisible to every other ...

Interstellar comet 3I/ATLAS will pass closest to Earth on Friday, revealing a mysterious anti-tail and offering a rare chance to glimpse a visitor from another star system.

"Ultimately, this work may help scientists better predict the impact of space weather across the solar system on longer ...

NASA's Perseverance Mars rover may soon set a record for the longest distance driven on another planet.

This week the eyes and telescopes of the world will be watching to learn everything we can,' says an astronomer.