An example of a B-class star.

A B-class (or B-type) star is a stellar classification for a hot blue star that is composed of neutral helium and some hydrogen.

History and specifications[edit | edit source]

The temperature is between 10,000 and 28,000 Kelvins, generally referred to as being a blue star. (ST reference: Star Charts)


Template image. This article is a stub relating to a star or star system. You can help our database by expanding on it.

Examples[edit | edit source]

Appendices[edit | edit source]

Connections[edit | edit source]

Stellar classification
By class and type class O blue-violet starclass B blue starclass A blue-white starclass F white star (white dwarf) • class G yellow star (yellow dwarfyellow giant) • class K orange star (orange giant) • class M red star (red dwarfred giant) • green starbrown dwarfN-type starR-type starS-type starD-type star
By size or makeup black hole/black starcarbon starcollapsardwarf star (brown dwarfred dwarfwhite dwarfyellow dwarf) • giant star (blue giantred giantorange giantyellow giant) • Lazarus starmicrostarneutron star (magnetarpulsar) • protostarsupergiant starvariable starwhite holeWolf-Rayet star

References[edit | edit source]

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