NASA's Unexplained Files - Season 3 Episode 3 -

Armstrong's Deadly Spiral: Neil Armstrong goes into an unexplained spin. He needs to figure out what's causing it, or he faces certain death. Meteorite Close Encounter: June 2012 skydivers in Norway notice something speeding past them in free fall. Lunar Fortess: An Apollo 17 photo seems to show a US military outpost on the Moon. The Andromeda Strain: January 1998 the Mir space station is overrun by microorganisms. Alien Blood Brothers: June 1996 the Galileo spacecraft find a water ocean under the ice of Jupiter's moon Ganymede; could there be alien life swimming in the oceans. Orbital Strike: December 2014 while watching live footage from the ISS viewers see what looks like a laser beam.