- Look up
extraterrestrial, extra-, terrestrial, or
extra in Wiktionary, the free dictionary.
Extraterrestrial may
refer to:
Extraterrestrial life, life...
- in astronomy)
Extraterrestrial life, or
alien life (colloquially, alien), is life
which does not
originate from Earth. No
extraterrestrial life has yet...
-
Extraterrestrial intelligence (ETI)
refers to
hypothetical intelligent extraterrestrial life. No such life has ever been
verifiably observed to exist...
- An
extraterrestrial or
alien is a
lifeform that did not
originate on Earth. The word
extraterrestrial means "outside Earth".
Extraterrestrials are a common...
- This is a list of
lists of
fictional extraterrestrial species. A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z List of Noon...
- The
cultural impact of
extraterrestrial contact is the
corpus of
changes to
terrestrial science, technology, religion, politics, and
ecosystems resulting...
- The
search for
extraterrestrial intelligence (SETI) is a
collective term for
scientific searches for
intelligent extraterrestrial life, for example, monitoring...
- ark
Generation ship
Extraterrestrial surface settlement Moonbase Mars base
Extraterrestrial underground settlements Extraterrestrial submerged settlements...
- A
culture of
extraterrestriality is the
cultural imagination and
description of otherworldlyness,
alienness or
outright outer space,
characterizing the...
- An
extraterrestrial vortex is a
vortex that
occurs on
planets and
natural satellites other than
Earth that have
sufficient atmospheres. Most
observed extraterrestrial...
