|Flight to the Moon|
A simple animation showing how a spacecraft transfers from orbit around the Earth to an orbit around the Moon
The ESA Gaia mission will be placed in a Lissajous orbit at the second Lagrange point.
|Effect of Gravity on Light|
The illustration shows how light deflection depends on the mass and the size of a celestial body.
Search for Planets
|Formation of Planets|
A short QuickTime movie that describes the formation of the planets.
A simple QuickTime movie that shows the positions and motions of asteroids located in the asteroid belt.