Awesome New Radar Images of Asteroid 2004 BL86

New video of 2004 BL86 and its moon Newly processed images of asteroid 2004 BL86 during it brush with Earth Monday night reveal fresh details of its lumpy surface and orbiting moon. We’ve learned from both optical and radar data that Alpha, the main body, spins once every 2.6 hours. Beta (the moon) spins more slowly. The images […]