The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its composition.

The interstellar comet 3I/ATLAS, the third confirmed object from outside the Solar System, passed closest to the Sun on ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

Interstellar comet 3I-ATLAS is a rare cosmic visitor that may be older than our Sun, offering scientists a unique glimpse ...

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Scientists around the world are observing its months-long journey to learn more about ...

The interstellar comet 3I/ATLAS made its closest approach to Earth today (Dec. 19, 2025). Here's the latest news you need to know. Good morning, Space Fans! As of today, we are T-2 days until the ...

A rare, once in 80,000-year comet is currently making its way past planet Earth and has been putting on a show in the sky over New Jersey. The comet, known as C/2023 A3, also known as ...

In late April 2026, a long-period comet will swing through the inner solar system. It will likely be visible with binoculars, ...

Space is filled with thrilling things to see, from full moons to eclipses, meteor showers and comets, each offering their own distinctive spectacle. And 2025 will be a good year to see comets.