Newly Discovered 'Asteroid' Is Far Freakier Than Astronomers Expected

Newly Discovered 'Asteroid' Is Far Freakier Than Astronomers Expected
When is an asteroid not an asteroid? When it’s a binary pair. Turns out that an asteroid discovered late last year is actually two gravitationally bound objects in orbit around each other. But this particular duo, dubbed 2017 YE5, belongs to an exceptionally rare class of near-Earth objects.

July 14, 2018 at 06:30PM
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