supernova remnant
kilonova
superbubble
supernebula
planetary
fast-evolving luminous transient
hyperexplosion
SNR
guest star
stripped-envelope supernova
supershell
radio nebula
fast blue optical transient
radiosphere
Crab Nebula
supernova
accreter
absorption nebula
nebularize
smirch
superleak
unnova
supernebular
planetary nebula
Messier 87*
big bang
spiral nebula
supermeteor
wimpzilla
nubecula
nebulization
neutrinosphere
failed supernova
galactic habitable zone
elephant trunk
falling star
mushroom-shaped cloud
mushroom
mushroom cloud
blue hook star
superplanet
supereruption
H II region
r-process
gamma-ray burst
superweakly
supernova impostor
ash
supercloud
Eskimo Nebula
meteoroid
bosenova
Mack truck
proto-neutron star
deleptonization
supercollapsar
nebulous
black hole
reflection nebula
carbon star
megasporocarp
Fermi bubble
aerosiderite
megascopically
megaquake
interplinian
outflow
superinflationary
bolide
fireball
gravitational collapse
white dwarf star
presupernova
hyperflare
warm ionized medium
brisance
white dwarf
Bok globule
superplastic
superdeformable
megastorm
magnetocentrifugal
astrosphere
Laniakea
supertornado
protobulge
atmosphere
microlitter
branon
symbiotic star
Dyson sphere
axino
Galactic Ghoul
enormous Lyman-alpha nebula
exploding
microleakage