X-ray binary
double star
interbinary
circumsecondary
optical double
single star system
intrabinary
circumprimary
binary pulsar
dwarf nova
double pulsar
multiple star
overcontact
Beta Lyrae
field star
binary star system
Lich
Cygnus X-1
sub-brown dwarf
double star system
circummultiple
Asterope
Sterope
stellular
starry
visual binary
circumbinary
estoile
Sirius
Almach
spectroscopic binary
Betelgeuse
Pup
X-ray astronomy
binary star
binary
Dog Star
barium star
starshaped
dwarf
inspiral
bistar
Subra
overluminous
Pleione
Cl*
T Tauri star
hypergiant
starlessness
giant
extragalactic nebula
Alphecca
photoeccentric
coronagraph
multiple star system
contact binary
starless
galaxy
yellow supergiant
microquasar
pentacle
stellate
compact star
apastron
subclass Ophiurida
orphan star
Ophiurida
Thorne-Zytkow object
Be star
STEREO
variable star
quasistellar
starbeam
fixed star
triple star
variable
eclipse
X-ray vision
Acrab
Spica
occultation
Rigel
double planet
stellar system
exosystem
quadruple star
uranometry
pulsar
Antares
Eris
Ae star
Canopus
starred
subluminous
interbinary
circumsecondary
intrabinary
circumprimary
overcontact
circummultiple
stellular
starry
circumbinary
starshaped
inspiral
overluminous
photoeccentric
starless
stellate
quasistellar
starred
subluminous
X-ray binary
double star
optical double
single star system
binary pulsar
dwarf nova
double pulsar
multiple star
field star
binary star system
sub-brown dwarf
double star system
Asterope
Sterope
visual binary
estoile
spectroscopic binary
X-ray astronomy
binary star
binary
barium star
dwarf
bistar
Cl*
T Tauri star
hypergiant
starlessness
giant
extragalactic nebula
coronagraph
multiple star system
contact binary
galaxy
yellow supergiant
microquasar
pentacle
compact star
apastron
subclass Ophiurida
orphan star
Ophiurida
Thorne-Zytkow object
Be star
variable star
starbeam
fixed star
triple star
variable
eclipse
X-ray vision
occultation
double planet
stellar system
exosystem
quadruple star
uranometry
pulsar
Ae star
Betelgeuse
English words for 'A binary star system in which one star of the pair is an optically invisible X-ray source.'
As you may have noticed, above you will find words for "A binary star system in which one star of the pair is an optically invisible X-ray source.". Hover the mouse over the word you'd like to know more about to view its definition. Click 
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