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