After briefly escaping from Earth's view during a (very) close approach to the sun on Oct. 30, Comet 3I/ATLAS can finally be ...

Data captured by a robotic telescope indicate the ion tail now extends a minimum of 0.7 degrees toward the northeast.

Having made its closest approach to the sun on Wednesday October 29, comet 3I/ATLAS will soon be visible from Earth ...

A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth on Tuesday, Nov. 11.

The interstellar comet has reappeared after months hidden behind the sun, offering astronomers fresh clues about how comets ...

Comet 3I/ATLAS, a 7-billion-year-old visitor from another star system, is stirring alien rumors. Scientists explain why the ...

To catch a glimpse, timing and preparation matter. Astronomers recommend observing before sunrise, starting from 11 November, ...

Comets Lemmon and SWAN are soaring past Earth in a rare cosmic treat. Here's best viewing times, tips and more in ...

Perihelion is the point on an orbital course that brings a body closest to the sun. C/2025 K1 (ATLAS) is an Oort cloud comet ...

Astrophotographers combat satellite streaks by capturing a multitude of short exposures over the course of a single session.

The interstellar comet 3I/Atlas reached its closest point to the sun. Here's how to follow the rest of its journey away from ...

Interstellar comet 3I/ATLAS has reached its closest approach to the Sun, a critical moment for astronomers to observe its behavior. While expected to break up, its trajectory and composition are being ...