Excellent work on the rollovers. ALT texts missing. Some minor grammatical or spelling errors. Good suggestions for improving the rollovers. The Flash animation needs to control its playback to allow for download time.
Paragraphs are too long.
You need to proofread and be careful of grammar and word choices. It would help to more closely model the given outline. Nonetheless, you effectively expressed your learning experience. 131 Clean design. Nice use of the planet image.