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NASA Citizen Scientists Spot Object Moving 1 Million Miles Per Hour - NASA Science
(science.nasa.gov)
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The Busy Center of the Lagoon Nebula
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400 kms^-1 or about 1mc
More digits: About 0.001491 c
Mighty fast for a macroscopic object.
Better not standing in its way. Luckily, it is sufficiently far away.
When I first read the headline, I was thnking: Coming here? How close?