Ex-NASA Astronaut says Aliens are ‘in the Universe’ and here’s WHY we haven’t found them.

Ex-NASA Astronaut says Aliens are ‘in the Universe’ and here’s WHY we haven’t found them.
NASA Astronaut Leroy Chiao.
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Links:
1) http://blog.seniorennet.be/peter2011/...
2) Thumbnail image - Aliens Space travel by Getty,
http://blog.seniorennet.be/peter2011/...
3) Music - Youtube Audio Library
"Ambient Ambulance"
https://www.youtube.com/audiolibrary/...