Herbig-Haro object
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English[edit]
Etymology[edit]
From George Herbig and Guillermo Haro, astronomers.
Noun[edit]
Herbig-Haro object (plural Herbig-Haro objects)
- (astronomy) a small, bright knot of nebular emission in a dark, interstellar cloud of gas and dust; thought to be mass ejected from a young star