Hakuluettelo:
Käännös:
H II region (suomeksi)
- Määritelmät:
- (lb, en, astronomy) A large nebula of gas and plasma of glowing low density in which star formation has recently taken place.
Viimeisimmät haut: H II region, oikeita, aineellistuttu, tinfoil hatter, center-of-gravity, kick-off