Spiral arms

http://astrothesaurus.org/uat/1559

dcterms modified equal to or less than 2020-11-04T16:30:33.486Zequal to or more than 2020-11-04T16:30:33.486Z
broader
http://astrothesaurus.org/uat/622 original
narrower
1559 original
definition The region in a spiral galaxy that contains concentrations of gas, dust, and massive stars. Spiral arms are created by density waves.
type
Resource original
Concept original
contributor AAS_Frey.Katie_Admin original