from Discovery New
Fri Feb 24, 2012 07:00 AM ET
Content provided by SPACE.com Staff
Slow-moving meteors during February are a well-known phenomenon but astronomers are mystified as to where they come from.
- The strange deep-diving, slow-moving fireballs started falling on Feb. 1.
- They range in size from basketballs to buses and some are thought to have dropped meteorites.
- Astronomers know the objects originate in the asteroid belt, but little else is know
A strange breed of fireball is streaking through the skies this month, and NASA is urging folks on the ground to take notice.
“These fireballs are particularly slow and penetrating,” meteor expert Peter Brown, a physics professor at the University of Western Ontario, said in a statement. “They hit the top of the atmosphere moving slower than 15 kilometers per second (33,500 mph), decelerate rapidly and make it to within 50 kilometers (31 miles) of Earth’s surface.” . . . Read Complete report