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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 ...
Smithsonian Magazine on MSN5d
A Rare Interstellar Object Is Blazing Through Our Solar System, Marking Only the Third Cosmic Visitor on Record
Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...
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This ancient comet could be older than our solar system
A recently discovered interstellar object, 3I/ATLAS, could potentially be the oldest comet ever observed, predating our solar ...
Science News1d
A newly discovered interstellar object might predate the solar system
I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.
NASA finds new interstellar comet passing through solar system
NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...
It Came From Outside Our Solar System, and It Looks Like a Comet
I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...
A Mysterious New Visitor Has Entered Our Solar System—Here's What Astronomers Know So Far
For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...
A 7-Billion-Year-Old Ice Ball Just Entered Our Solar System
A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...