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2.438 Tampilan
Astronaut Mike Massimino reveals the alien secrets of comets, strange visitors from deep space that might be responsible for life on Earth.
Tanggal Mengudara Pertama : Aug 22, 2017
Tanggal terakhir mengudara : Sep 25, 2018
Episode : 23 Episode
Musim : 2 Musim
Waktu: 43 menit
Studio: Science
Negara:
Pemeran: Michael J. Massimino
Kru: