This simulation shows the close encounter of Asteroid Toutatis with the Earth on 29th September 2004.
The simulation also contains the Sun, together with all known planets and the Moon.
If you run the simulation forward, you can watch the close encounter from different viewpoints, and see how the asteroid's orbit was slightly changed by the influence of the Earth's gravity.
You can find out more from the following website:
Copyright © 2005-2017, AstroGrav Astronomy Software