ScienceAlert on MSN
Comet From Outside Our Solar System Has Chemistry Unlike Anything We've Ever Seen Before
(International Gemini Observatory/NOIRLab/NSF/AURA/Shadow the Scientist; Image Processing: J. Miller & M. Rodriguez ...
In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...
Interstellar comet 3I/ATLAS may be older than our solar system, offering a rare glimpse into the early galaxy.
I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.
SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...
The Space Race on MSN
This interstellar object is approaching the sun - and scientists can't explain it
A mysterious object from interstellar space has entered our Solar System, and astronomers are racing to understand what makes ...
The first half of 2026 brought five major space discoveries that challenged existing scientific theories, from record-breaking black holes and an ancient interstellar comet to surprising findings ...
Astronomers first spotted Comet 3I/ATLAS in June 2025, and it was later confirmed as an interstellar visitor that originated ...
Based on the composition of gases spewed by the icy space rock, researchers estimate that our guest might be up to 12 billion ...
Harvard astrophysicist Avi Loeb, known for his controversial extraterrestrial theories, is now leading a new Trump ...
Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.
We know of three interstellar objects (ISO) that have visited our inner solar system. Oumuamua was the first one, and it came and went in 2017. 2l/Borisov, an interstellar comet, was next, appearing ...
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