radiosphere
coreward
astrodynamical
galactical
fast-evolving luminous transient
outflow
Coalsack
protohalo
supercluster
blue supergiant
cD
protobulge
reflection nebula
Messier 87*
Fornax
galaxywide
gE
clustercentric
arclet
spiral arm
supercivilization
Pleiades
milchy
hypercluster
clustocentric
lactescent
Andromeda galaxy
spiral DRAGN
spirallike
lactean
megaflare
Maria Mitchell
galactocentric
galactography
fast blue optical transient
coenomegaspore
saturninely
galactic halo
Urania
macroblast
monomiracidial
dI
dIG
Mitchell
supernebular
enormous Lyman-alpha nebula
common chickweed