NASA's Unexplained Files - Season 2 (2015) (temporada)
Estados Unidos,
2015, 43 min
Sinopsis(1)
How did pictures from the Hubble telescope make the comet of the century look like an alien spacecraft? Has earth already been invaded by alien organisms? What mysterious force is smashing a near-earth asteroid to pieces? (Science Channel)
Reparto
Erik Dellums (narrador)
Estados Unidos
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