Aleksander Wolszczan
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What links here
Arecibo Observatory
Unknown Pleasures
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Solar and Heliospheric Observatory
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National Space Grant College and Fellowship Program
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Directional antenna
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Grote Reber
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The Sparrow (novel)
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SETI@home
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Montclair State University
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Robert J. Sawyer
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GoldenEye
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Radar astronomy
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TV and FM DX
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James Gregory (mathematician)
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Arecibo, Puerto Rico
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Messier 13
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Interstellar communication
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Tourism in Puerto Rico
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(29075) 1950 DA
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Arecibo (disambiguation)
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National Science Foundation
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Thomas Gold
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University of Central Florida
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Cosmos: A Personal Voyage
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Voyager Golden Record
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Comet Hyakutake
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Kardashev scale
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List of Puerto Ricans
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Crab Nebula
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Clementine (spacecraft)
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High-frequency Active Auroral Research Program
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Observatory
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Frank Drake
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2020
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Yarkovsky effect
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4179 Toutatis
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4769 Castalia
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Radio telescope
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Brown dwarf
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433 Eros
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1989
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1974
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1963
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White dwarf
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Venus
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Search for extraterrestrial intelligence
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Neutron star
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November 1
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Fermi paradox
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Carl Sagan
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