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Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...
Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...
Artist's impression of Planet Nine – a suspected “wide-orbit” planet – with the Sun in the distance; Neptune's orbit is shown ...
It poses no threat to Earth, but this comet, called C/2014 UN271 (Bernardinelli-Bernstein), has enraptured astronomers ever ...
The icy giant is more than 10 times the size of any known comet, according to the National Radio Astronomy Observatory.
NASA has revealed that they have sent a man-made machine further than they ever have before, and they said they made an odd ...