Near-Earth Object Program Feature Summary

Type:
Physics at Home
Title:
Near-Earth Object Program
Description:
Asteroids are usually shown between the orbits of Mars and Jupiter, but they also swing in as far as Earth's orbit, and frequently. At the time of this writing, astronomers have identified 1156 potentially hazardous asteroids, so-called because of their large size and close projected approach to Earth.

- To learn more about asteroid detection and impact risk, check out the NASA's Near-Earth Object Program.
- For daily updates about the Earth's local environment, read Spaceweather.com.
Featured:
October 16, 2010 - November 1, 2010