22 results
Comet 2I/Borisov

Solar System

The Origins of Interstellar Objects

The first two interstellar visitors to the solar system are finally shedding light on their places of origin.

Comet Borisov

Solar System

Is the Interstellar Comet 2I/Borisov Breaking Up?

New observations of the interstellar comet — which traveled unaltered for eons before arriving in the solar system — have revealed it's fragmenting

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