Strömgren sphere
Sign in to savesphere of ionized hydrogen around a young star of the spectral classes O or B
Connections
ionization
Entity
star
Entity
hydrogen
Entity
electron
Entity
gas
Entity
temperature
Entity
proton
Entity
kelvin
Entity
ultraviolet radiation
Entity
electromagnetic radiation
Entity
mass density
Entity
photon
Entity
astrophysics
Entity
supernova
Entity
digital object identifier
Entity
nucleon
Entity
star cluster
Entity
interstellar medium
Entity
bibcode
Entity
H II region
Entity