Bubbling under the top 10
A lot has happened in astronomy these past 35 years, and it wasn't easy to whittle down our list of the top 10 discoveries. Here are five more breakthroughs that just missed our list.
June 23, 2008
|In 1973, our solar system seemed a quieter place. Sure, the evidence of impacts recorded on the Moon were there for everyone to see, but most of those impacts happened billions of years ago. Astronomers and geologists considered impacts by extraterrestrial bodies to be interesting, but not necessarily a major force still shaping the surfaces of worlds.|
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!