During September's total lunar eclipse, astronomers captured rare images of interstellar comet 3I/ATLAS glowing green, ...

Several well-known meteorite discoveries are still a mystery. Avi Loeb’s interpretation of some meteorite debris possibly being of alien origin is controversial, because peer‑reviewed analyses point ...

For the past few days, the interstellar comet 3I/ATLAS has been displaying a blue-green gas coma measuring 2.5 arcminutes ...

NASA has confirmed the discovery of Comet 3I Atlas, the third known interstellar object to pass through our solar system after ʻOumuamua and Borisov. Detected in July 2025 by the ATLAS telescope in ...

Gemini South caught Comet 3I/ATLAS “switching on,” as students and astronomers joined to see dust, gas, chemistry from ...

Comet 3I/ATLAS is the third ISO ever detected. It was discovered by the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...

New images reveal interstellar comet 3I/ATLAS beginning to grow a signature tail as it zooms closer to the sun ahead of a ...

The recently discovered interstellar object 3I/Atlas is set for a close flyby of Mars in October, where it can be observed by orbiters around the planet.

Our solar system sits inside what astronomers call the Local Hot Bubble, a region about 300 light-years wide filled with very ...

Scientists reported a dramatic rise in Cyanide and Nickel outgassing, which has changed the mysterious object’s color from ...