Oort Cloud
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See also: Oort cloud
English[edit]
Alternative forms[edit]
Etymology[edit]
Named after Dutch astronomer Jan Hendrik Oort.
Pronunciation[edit]
Proper noun[edit]
- (astronomy) The Solar System's Oort cloud, extending from 50,000 to 100,000 astronomical units (approximately 1 light year) from the sun; supposedly the source of most comets around the Solar System.
Synonyms[edit]
Translations[edit]
cloud of comets in the Solar System
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Further reading[edit]
- Oort Cloud on Wikipedia.Wikipedia