coronal hole
English
Diagram of a star with two helmet streamers (A) and a coronal hole (B)
Noun
coronal hole (plural coronal holes)
- (astrophysics) A region in the corona of a star where magnetic field lines extend out into space, allowing solar wind to escape.
See also
- coronal mass ejection
- solar filament
- solar flare
- solar prominence
- superflare
Further reading
