August 1, 2007
|The Stardust probe's target, Comet Wild 2, is a "fresh comet." It was perturbed into its present orbit, which takes it into the inner solar system, by a close encounter with Jupiter in 1974. Prior to 1974, calculations indicate, Wild 2 orbited much farther from the Sun. So, Wild 2 has had very little time to accumulate inner-solar-system dust on its surface. |
You are currently not logged in. This article is only available to Astronomy magazine subscribers.
Already a subscriber to Astronomy magazine?
If you are already a subscriber to Astronomy magazine you must log into your account to view this article. If you do not have an account you will
need to regsiter for one. Registration is FREE and only takes a couple minutes.
Non-subscribers, Subscribe TODAY and save!
Get instant access to subscriber content on Astronomy.com!
- Access our interactive Atlas of the Stars
- Get full access to StarDome PLUS
- Columnist articles
- Search and view our equipment review archive
- Receive full access to our Ask Astro answers
- BONUS web extras not included in the magazine
- Much more!