Stars and star systems (R)

List of stars and star systems beginning with the letter "R".

Star or star system	Arity	Makeup	Associated bodies	Locational references	Source
Rachelis	star system	at least one star	planetary system	the galaxy's Alpha or Beta Quadrant, in or near Federation space	TNG episode: "The Child"
Rahm-Izad system	star system	at least one star	unknown	sector 21459, the galaxy's Alpha or Beta Quadrant	TNG episode: "The Chase"
Rahwe	star system	at least one star	planet Rahwe Prime	the galaxy's Alpha or Beta Quadrant, in or near Federation space	ST video game: Starship Creator
Rai	star system	at least one star	Rai V, planetary system of at least 4 other worlds	the galaxy's Alpha or Beta Quadrant, Klingon space	ST video game: Starfleet Command III
Rakal system	singular star system	M class red star	planet Rakal, at least 4 moons	the galaxy's Alpha Quadrant, Cardassian space	ST reference: Star Charts; DS9 episode: "Return to Grace"
Rakella	star system	at least one star	planet Rakella Prime	Milky Way Galaxy	VOY episode: "Heroes and Demons"
Rakhar system	star system	at least one star	planet Rakhar	the galaxy's Gamma Quadrant	DS9 episode: "Vortex"
Raknal	star system	at least one star	planet Raknal V, planetary system of at least 4 other worlds	Betreka Nebula, the galaxy's Alpha Quadrant
Rakon
Rakosa
Ramatis			Ramatis III
Ramilles
Rana (Delta Eridani)
Ranous
Rasalgethi (Alpha Herculae)
Rasalhague (Alpha Ophiuchi)
Ravanar			Ravanar IV
Razna
Rectilia system
Redansk
Refniai
Regula			Regula I, Regula II
Regulon
Regulus (Alpha Leonis)
Rekarr system
Relva
Respler
Reves			Reves III
Rewad
Rexion
Reytan
Rhaax			at least 5 planets
Rho Capricorni
Rho Drunir
Rho Magnin (Argelius B)	binary star component		Argelius A, Argelius II	Federation space, Tau Ceti Quadrant
Rho Markessis			Rho Markessis VI
Rhota'Nev
Ridix
Rigel
Rigel BC
Risa system
Rivala
Rigil Kentaurus ("Al Rijil", Alpha Centauri A)
Rindamil
Rog
Rogg
Romii system
Romulus system
Rondac			Rondac III	Cardassian space
Ross 154 (V1216 Sagittarii)
Ross 248
Rosseau
Rotanev
Roulean
Rousseau
Rovan
Rover
Rudgur
Runara
RV Trianguli
RY Antliae
Rymus