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AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...
A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...
A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...
Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...
The awe-inspiring distances of the cosmos are hard to visualise, so how can we be certain we are measuring them correctly?
A rare interstellar comet is flying through our solar system. Here's how—and when—you might be able to see Comet ATLAS from ...
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NASA's ATLAS telescope in Chile has detected a fast-moving interstellar comet, named 3I/Atlas, currently located 4.5 au from the Sun. This is only the third alien object observed in 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.
Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...
Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...
NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...
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