Oort Cloud
See also: Oort cloud
English
editAlternative forms
editEtymology
editNamed after Dutch astronomer Jan Hendrik Oort.
Pronunciation
editProper 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
editTranslations
editcloud of comets in the Solar System
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Further reading
edit- Oort Cloud on Wikipedia.Wikipedia