Asteroid that flew past Earth today has moon! Asteroid 2004 BL86 - TopicsExpress



          

Asteroid that flew past Earth today has moon! Asteroid 2004 BL86 passed Earth today at 16:19 UTC (11:19 a.m. EST). This movie of the asteroid was generated from our radar data. Twenty individual images were used. Radar observations allow scientists to better measure an asteroids size, rotation and location. As a bonus, radar observations of 2004 BL86 detected a tiny moon orbiting the asteroid. Details: go.nasa.gov/15DrC4K
Posted on: Mon, 26 Jan 2015 22:48:21 +0000

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