Text Size



      a rocky object in space that can be a few feet wide to several hundred miles wide. Most asteroids in the solar system orbit in a belt between Mars and Jupiter.

NASA's Dawn spacecraft studies asteroids.

Thousands of asteroids are in orbit around the sun.

Related Links:
Make Asteroids You Can Eat!
The Asteroid Belt
Asteroids for Kids


Image Token: 
This picture of a rocky asteroid is a combination of high-resolution color information from a NASA spacecraft
This picture of the rocky asteroid 951 Gaspra was taken by NASA's Galileo spacecraft.
Image Credit: 
Image Token: 
Image Token: 
Page Last Updated: July 14th, 2014
Page Editor: NASA Education