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Comet believed to be 3 billion years older than our solar system
Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...
Mystery discovery in space is most likely the 'oldest comet ever seen', say researchers
The object seems to be travelling on a steep path - suggesting it came from the Milky Way's "thick disk", an area of ancient ...
Our solar system has a new mysterious visitor—what is it?
Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...
Mystery space rock blazing through solar system ‘may be oldest comet ever seen’ – and there’s a chance you can spot it
AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...
A mysterious, ancient ’12-mile wide interstellar visitor’ is racing towards us
The object is big – possibly as wide 12 miles, larger than the asteroid that wiped out the dinosaurs – and is speeding ...
From beyond the stars: Comet from another galaxy enters our solar system
COLUMBUS, Ohio — In a cosmic first for this decade, astronomers have identified a mysterious comet from another galaxy — ...
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Interstellar object appears out of nowhere and stuns astronomers with its size and speed
The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...
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NASA-Funded Telescope Detects Interstellar Comet Passing Through Our Solar System
The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.