Material Detail
The Discovery of Sedna
This website, by Caltech astronomer Mike Brown, presents information on Sedna, an object believed to be from the Oort cloud. The site includes a description of the Oort cloud, a history of Sedna's discovery, and a discussion of the new definition of a planet. Illustrations include the discovery image of Sedna.
Quality
- User Rating
- Comments
- Learning Exercises
- Bookmark Collections
- Course ePortfolios
- Accessibility Info