Live Science
The stadium-sized asteroid 2020 XR is due to make its closest approach to Earth on record early on Dec. 4, and the encounter will be livestreamed for everyone to see…
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Massive, ‘potentially hazardous’ asteroid due to make closest-ever approach to Earth tonight — and you can watch it live
The stadium-sized asteroid 2020 XR is due to make its closest approach to Earth on record early on Dec. 4, and the encounter will be livestreamed for everyone to see…