Season 4 · Episode 4
Recent
The Earth Next Door
Tue, Sep 20, 2016
·
42 min
Astronomers detect a potentially habitable planet tantalizingly close to Earth. A chance discovery at NASA reveals a top secret military space program. The Apollo missions bring back evidence that the moon may be rich in the building blocks for life.
Notes & ratings
0 ratings
0 notes
0
25
50
75
100
Airs
Tue, Sep 20, 2016
42 min
Show
NASA's Unexplained Files
47 episodes
Episode
S4 · E4
in NASA's Unexplained Files
Up next
S4 · E5
Curse of the Full Moon
Tue, Sep 27, 2016