astrobiologist
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astrobiologist — noun see astrobiology … New Collegiate Dictionary
astrobiologist — noun A biologist whose speciality is astrobiology … Wiktionary
astrobiologist — as·tro·bi·ol·o·gist .as trō bī äl ə jəst n EXOBIOLOGIST … Medical dictionary
astrobiologist — n. one who specializes in astrobiology, one who studies life on celestial bodies … English contemporary dictionary
astrobiologist — as·tro·biologist … English syllables
astrobiologist — noun see astrobiology … Useful english dictionary
Nibiru collision — This article is about the doomsday scenario. For other uses, see Nibiru. V838 Mon, a star with an expanding light echo, purported as photographic evidence of Nibiru The Nibiru collision is a supposed disastrous encounter between the Earth and a… … Wikipedia
2012 phenomenon — Part of a series on … Wikipedia
Nemesis (hypothetical star) — Not to be confused with the hypothetical planet Tyche. Artist s conception of Nemesis as a red dwarf seen from a nearby debris field with the Sun visible in the center. Nemesis is a hypothetical hard to detect red dwarf star,[1] white dwarf star … Wikipedia
Extraterrestrial life — For fiction, see Extraterrestrials in fiction. For other uses, see Alien (disambiguation). A 1967 Soviet Union 16 kopeks postage stamp, depicting a satellite from an imagined extraterrestrial civilization … Wikipedia
