- For other uses, see Class A.
An A-class (or A-type) star is a stellar classification for stars composed of strong hydrogen and some ionized metals. The temperature ranges from 7,500 to 10,000 Kelvin, generally referred to as being blue-white or light blue in color. (ST reference: Star Charts)
Examples
Connections
Stellar classification | |
---|---|
By class and type | class O blue-violet star • class B blue star • class A blue-white star • class F white star (white dwarf) • class G yellow star (yellow dwarf • yellow giant) • class K orange star (orange giant) • class M red star (red dwarf • red giant • red supergiant) • boson star • brown dwarf • green star • N-type star • R-type star • S-type star • D-type star |
By size or makeup | black hole/black star • carbon star • dwarf star (brown dwarf • red dwarf • white dwarf • yellow dwarf) • giant star (blue giant • red giant • orange giant • yellow giant) • Lazarus star • microstar • neutron star (collapsar • magnetar • pulsar) • protostar • supergiant star • variable star • white hole • Wolf-Rayet star |