In this talk Dr Ken Amor talks about the Chelyabinsk meteor, which entered Earths atmosphere over Russia on the 15th of February 2013.

Uncovering Black Holes and Hunting for Planets

Find out more about our night sky, from new planets to far-off galaxies and the vastness of the Universe. A series of short talks and presentations for the general public from leading astronomy researchers at the Oxford University Physics department - http://www.physics.ox.ac.uk/