Two years on, source of Russian Chelyabinsk meteor remains elusive
Friday, February 13, 2015 - 15:30
in Astronomy & Space
Two years after a 20-meter rock slammed into the Earth after a meteoroid dramatically fragmented in the atmosphere over the Chelyabinsk region in Russia and injured hundreds of people, its parent asteroid remains elusive, a new paper published in the journal Icarus shows.