Observations of the fast-moving interstellar comet with the Very Large Telescope in Chile support similar observations made ...
Astronomers have used the European Southern Observatory's Very Large Telescope (ESO's VLT) to study the composition of ...
During last year’s brief visit from the comet 3I/ATLAS, astronomers got an extremely rare glimpse into the cosmos beyond our ...
Exactly where the comet 3I/ATLAS came from within the Milky Way remains a mystery.
Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...
One year ago, on July 1 2025, astronomers discovered a fascinating new object moving through the Solar System. Detected by the Asteroid Terrestrial-impact Last Alert System (ATLAS), the object was ...
In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...
Based on the composition of gases spewed by the icy space rock, researchers estimate that our guest might be up to 12 billion ...
Juice observed 3I/ATLAS during perihelion, when Earth-based telescopes could not. Spectroscopic observations measured water ...
Astronomers first spotted Comet 3I/ATLAS in June 2025, and it was later confirmed as an interstellar visitor that originated from outside our solar system. As the comet’s name indicates, it is the ...
Interstellar comet, 3I/ATLAS, might be one of the oldest celestial bodies ever seen, potentially forming 10 to 12 billion years ago. This ancient visitor, detected in July 2025, could offer ...
I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.
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