G3 (ATLAS) is now visible in the post-sunset night sky. It's best seen in the Southern Hemisphere, but it's visible north of ...

In the photo from the space station, the comet is captured just above Earth’s horizon, which is illuminated by a bright light ...

G3 (ATLAS) is one of the few comets on record that became bright enough to be visible in the daytime without optical aid like ...

A comet believed to be in its death throes could briefly be seen over Tasmania this week as it hurtled through the cosmos in ...

Because the period of an object does not depend on its mass, comets’ orbital periods remain unchanged due to mass loss.

Comet ATLAS (C/2024 G3) came within 8.3 million miles of the sun on January 13 as it reached its perihelion, and is now disintegrating.

Comet ATLAS (C/2024 G3) came three times closer to the sun than Mercury on January 13—and this may have changed it ...

G3 may be hard to see due to weather patterns and the California wildfires, said Tim Brothers of the Massachusetts Institute of Technology.

Astronaut Don Pettit took this stunning photo of a nearby comet from the International Space Station ...

Hot on the heels of a spectacular comet late last year, another celestial visitor is set to put on a show. And Southern Hemisphere observers have a ringside seat.

NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in ...