‘Alien Comet’ Visitor has Weird Composition

'Alien Comet' Visitor has Weird Composition
The first known comet to visit us from another star
system has an unusual make-up, according to new research.

     The interstellar comet 2I/Borisov was detected in our Solar System last year.

This mysterious visitor from the depths of space has provided

By Paul Rincon
BBC News
4-20-20

astronomers with an unprecedented opportunity to compare it to comets that formed around the Sun.

New data suggests it contains large amounts of carbon monoxide – a possible clue to where it was “born”.

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