NASA video shows trajectory of asteroid
University of Hertfordshire astronomers are monitoring the flight of Asteroid DA14. This NASA video illustrates the flight path of the rock.
You can see more NASA videos here.
Astronomers track near-earth asteroid
An asteroid the size of a small office block will narrowly avoid Earth this evening.
'Near-miss' Asteroid heads for Earth
An asteroid the size of a small office block will pass Earth tonight in one of the closest 'near-misses' in recent history.