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seti.org
A Signal from Proxima Centauri?
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mk
seti.org
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#seti
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#space
SETI-target planets in the Kepler-62 system
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mk
seti.org
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#astronomy
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#seti
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#seti
Top Ten People Who Could Afford their Own Europa Mission
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theadvancedapes
seti.org
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#space
·
#science
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#science
A New Model for the Origin of the Moon
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b_b
seti.org
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#science
·
#space
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