airiness
ascent
asteroids
aurora particles
blackout
bubbliness
buoyancy
cosmic particles
cosmic ray bombardment
daintiness
delicacy
downiness
ethereality
floatability
fluffiness
foaminess
frothiness
gentleness
gossameriness
intergalactic matter
lack of weight
levitation
levity
lightness
meteor dust impacts
meteors
radiation
softness
space bullets
tenderness
the bends
unheaviness
volatility
yeastiness
zero gravity
weight
aquifer
aquifers
bacchanal
disorientation
dysphoria
giddiness
itall
lifelessness
medrol
nystagmus
playroom
tinnitus
upwelling
work