Harvard astrophysicist Avi Loeb says interstellar comet 3I/ATLAS likely comes from the Milky Way's disc, as astronomers ...

New data indicates Comet 3I/ATLAS is second only to C/2016 R2 in terms of methanol levels ever recorded in a comet within our solar system.

Scientists are scrambling to explain why interstellar visitor 3I/ATLAS is carrying life's chemical building blocks at concentrations never before seen, and it makes its final pass through our cosmic n ...

A comet swept through the solar system carrying a strange chemical recipe — one that has astronomers taking a closer look at what kinds of worlds might form around distant stars ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder to detect.

I/ATLAS, the unusual interstellar comet that continues to fascinate astronomers, appears to be keeping an intoxicating cosmic ...

This week, authorities in Albuquerque continue searching for clues in the mysterious disappearance of retired U.S. Air Force Major General William Neil McCasland.

A newly discovered comet is rapidly brightening and could become visible from Earth — if it survives an extreme close encounter with the sun on April 4.

The interstellar comet 3I/ATLAS is unusually rich in alcohol — a chemical clue that could reveal how planets and icy bodies form around other stars.