The finding is significant because the internal composition of 3I/ATLAS could suggest that the planetary system from which it originates has a unique chemical makeup.

November's Sky Above episode features a supermoon, meteor shower, and interstellar comet, with experts discussing these ...

A BBC article about moon landing conspiracy theories points out that when Armstrong and Aldrin placed the American flag on the moon, their movements caused the flag to ripple. After they stepped away, ...

When Comet 3I/ATLAS roared into the solar system this summer, it launched a scientific scramble to study what astronomers ...

The European Space Agency's ExoMars Trace Gas Orbiter has captured unprecedented close-range data on the interstellar object ...

Kim Kardashian has set the new season of her family's show on a trajectory of television success after serving a fascinating storyline.

An ominous-looking nebula named NGC 246 lurks in the constellation Cetus about 1,600 light-years away from Earth. It is ...

The hold-down firing of the first stage engines was the final major test of the New Glenn rocket before launch day. Blue ...

Astronomer Avi Loeb outlines nine "anomalies" that he says support his hypothesis that interstellar object 3I/ATLAS is an ...

According to the study, interstellar object 3I/ATLAS showcased its first sign of a non-gravitational acceleration at ...

NOAA recommends traveling to a high, north-facing vantage point away from light pollution between 10 p.m. and 2 a.m., when ...

Astronomers are hustling to use interplanetary spacecraft to study the interstellar comet dubbed 3I/ATLAS while the sun is ...