A Tiny Moon Putters Away From Asteroid During Near-Earth Encounter

Asteroid 2004 BL86 charmed us with its tiny, dive-bombing moon during its close approach at the start of this week. Now JPL has released more radar data of the minuscule moon's trajectory guaranteed to charm us with its unwavering obedience to the laws governing orbital dynamics. » 2/02/15 12:05am 2/02/15 12:05am

How to Spot Tomorrow Night's Asteroid Flyby

Tomorrow night, near-Earth asteroid 2005 YU55 will pass between our planet and the orbit of the moon, coming within 0.85 lunar distances of the Earth's surface as it courses along its orbit. Astronomers say the object, which measures about 400 meters in diameter, is the largest asteroid to fly this close to home in 35… » 11/07/11 1:07pm 11/07/11 1:07pm