2011年4月9日星期六

Two asteroids pass close to Earth Wednesday

These are not the two asteroids by Earth on Wednesday-pass, but is a representation of a binary asteroid. (Credit: ESO/L. Cal?ada)

6 Got a double dose of close asteroid flybys Earth on Wednesday, April, 2011. new discovered two small asteroid that passed within the distance of the moon. 12:53 Pm EDT came 2011 GW9 (10 m) wide) in half the distance to the Moon, about 192,000 km and 2011 GP28 (6 m) wide) came within 77,000 km (.2 LD) at 3:36 am EDT. Spaceweather.com said, the size of these asteroids are two to three times smaller than the 1908 Tunguska impactor and sure there was no danger of a collision with Earth.


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