astral (adj.)
- airy
- asteroidal
- astronomic
- astrophysical
- bodiless
- celestial
- cislunar
- disembodied
- empyreal
- empyrean
- equinoctial
- ethereal
- extragalactic
- form
- galactic
- ghostlike
- ghostly
- hant
- heavenly
- heliacal
- immaterial
- impalpable
- imponderable
- incorporate
- incorporeal
- insubstantial
- intangible
- interplanetary
- interstellar
- lunar
- lunary
- lunate
- meteoric
- meteoritic
- nebular
- nebulose
- nebulous
- nonmaterial
- nonphysical
- occult
- otherworldly
- phantasmal
- phantom
- planetal
- planetary
- psychic
- revenant
- semilunar
- shadowy
- shape
- sidereal
- solar
- spectral
- spiritual
- starry
- stellar
- supernatural
- terrestrial
- transmundane
- unearthly
- unembodied
- unextended
- unsubstantial
- unworldly
- uranic
- visionary
- wraithlike
- zodiacal