Thursday, March 6th, 2008
Asteroids, comets and meteorites are all around us, most are no threat to earth. However those that are more than 15 m (500 ft) in diameter and generally have orbits that cross ours or come close to us, (0.05 AU , roughly 7,480.000 km or 4,650,000 mi), are considered Potentially ...
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Saturday, February 9th, 2008
Asteroids, comets and meteorites are all around us, most are no threat to earth. However those that are more than 15 m (500 ft) in diameter and generally have orbits that cross ours or come close to us, (0.05 AU , roughly 7,480.000 km or 4,650,000 mi), are considered Potentially ...
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Friday, January 25th, 2008
Asteroids, comets and meteorites are all around us, most are no threat to earth. However those that are more than 15 m (500 ft) in diameter and generally have orbits that cross ours or come close to us, (0.05 AU , roughly 7,480.000 km or 4,650,000 mi), are considered Potentially ...
Posted in Education | No Comments »