galactocentric
orbital plane
supernebula
Trapezium
galactic
constellation
crut
celestitude
astrologue
planetarian
white dwarf
cosmo-
white dwarf star
superstar
Perseus Arm
pancosmic
starlike
spacekin
groupcentric
megamaser
midorbit
Uranian
dwarf spheroidal
Alniyat
astroseismicity
milchy
astrophysicist
ocean world
Akash
quasistellar
perspective glass
wandering star
quasi-stellar radio source
instellation
robodoc
barred spiral galaxy
observatory
Lich
Lionrock
quasar
astrolabe
Hermes
limb
semi-Tychonic
galactical
radiomorphology
mammospheric
cosmically
aster-