Extra Terrestrial, From outside Earth or its atmosphere, UFO's, Unidentified flying objects, origin unknown, galaxy, Huge system of stars and gas, staggering, Astonishingly large or shocking, needle in a haystack, Very hard to find, slap bang in the center, Exactly in the middle, stance, Attitude or position on an issue, probes, Uncrewed devices sent to explore, rudimentary, Basic and not fully developed, passive, Not active or not responding, interstellar, Between the stars, emanating, Coming out from a source, nuclear proliferation, Spread of nuclear weapons technology, struggling, Having difficulty; trying hard, logistics, practical arrangements of something, buddy, American English term for a friend.

S.E.T.I. Nacho

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