quintom
superquintessence
symmetron
asymmetron
quintessence
graybody
statefinder
kinessence
dark fluid
dark star
modified Newtonian dynamics
obnubilation
darkon
Planck's radiation law
dark sector
gravitationally interacting massive particle
quantum soup
scotino
axino
dark light
somberness
gloom
physical phenomenon
physical
sombreness
tenebrose
dark matter
Bok globule
leptophilic
weakly interacting massive particle
darkly
branon
cold dark matter
modulino
subhalo
vacuum catastrophe
semidarkness
hot dark matter
spiritual world
conservation
barycentric energy
natural philosophy
cosmic string
caliginosity
physics
interstellar medium
WIMP
massive compact halo object
microcosmos
Herbig-Haro object
assemblage point
galactic halo
scotophase
hooperon
Penrose process
acceleron
phantom energy
illuminance
illumination
psychical
symbiotic star
psychic
Dirac sea
radiant energy
melanephelinite
darksome
oligogalacturonate
infortuning
darkishness
Alderson disk
infuscation
aetherometry
shadowy
star
darkling
skyrmionics
starproof
blackbody
strange star
strongly interacting massive particle
nebule
superinflation
physical property
subclump
shadow
pocket universe
cosmian
lygophilia
thundercloud
cumulonimbus cloud
Cimmerian
quark star
scotogenic
cosmological constant
cumulonimbus
greyline
radiation field