View Full Version : Russian Fireball Inspires Journey into the World of Meteorites

2013-Feb-24, 04:10 PM
A little more than week ago a 7,000 ton, 50-foot (15-meter) wide meteoroid made an unexpected visit over Russia to become the biggest space rock to enter the atmosphere since the*Tunguska impact*in 1908. While scientists still debate whether it was asteroid or comet that sent a tree-flattening shockwave over the Tunguska River valley, we know [...]

More... (http://www.universetoday.com/100192/russian-fireball-inspires-journey-into-the-world-of-meteorites/)