| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,808,291,068 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
protoplanetary disk |
Also found in: Dictionary/thesaurus, Wikipedia | 0.20 sec. |
|
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
Instead, they're part of a protoplanetary disk surrounding a young star. Energy transferred from tiny particles in the protoplanetary disk to embryonic planets is a key factor in determining just how long the disk will remain intact and how massive any planets emerging from the disk materials can become. But Orion's protoplanetary disks are being eroded by the harsh ultraviolet light and intense winds from a massive star within the nebula. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|