Binary star
Habitability of binary star systems
Binary Star (hip-hop group)
Contact binary
Interacting binary star
Double star
Neutron star
Common envelope
Algol variable
Apep (star system)
Waterworld (Binary Star album)
Masters of the Universe (Binary Star album)
NGC 3603-A1
Starflight
VV Cephei
Brown dwarf
Methods of detecting exoplanets
55 Cancri
Made in Abyss
Extrasolar planets in fiction
Cowboy Bebop (2021 TV series)