Hubble watches interstellar comet Borisov speed past the sun

The NASA/ESA Hubble Space Telescope has once again captured comet 2I/Borisov streaking through our solar system on its way back into interstellar space. At a breathtaking speed of over 175 000 kilometres per hour, Borisov is one of the fastest comets ever seen. It is only the second interstellar obj …
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Enlace: Hubble watches interstellar comet Borisov speed past the sun