In a recent paper that has yet to be peer reviewed, a team of astronomers used the Keck data to confirm “previously reported ...

Mysterious interstellar object 3I/ATLAS puzzles experts, is it a natural comet from beyond the stars or an alien probe ...

Comet Lemmon, also designated C/2025 A6, was discovered in January by a telescope scouring the night sky for near-Earth asteroids. Comet SWAN, also known as C/2025 R2, was spotted in September by an ...

Through the end of the month, look to the northwest after sunset to catch a glimpse of the comet and its bright green glow.

It's controlled by little green men from Mars, returning from "out there" to molest our women.

New images of the 33-million ton interstellar object confirmed it is releasing a nickel alloy commonly used in the aerospace ...

If you’ve been following the hubbub about 3I/ATLAS, you’re probably either in the camp that thinks it’s just a comet from ...

Learn when and where to see Comet Lemmon and Comet SWAN this October as they light up the night sky in a rare double comet ...

Astronomers are watching a new comet pass through our solar system with great interest. Based on its glow, the 33-billion-ton ...

A pair of newly identified comets are jointly appearing in the October sky, and it’s possible to see both — if you know where ...

Two spacecraft are on course for 3I/ATLAS, a mysterious interstellar object that some believe could be an alien mothership.