Buzz Aldrin: It's time to focus on the great migration of humankind to Mars - TribLIVE - Tribune-Review

1. Buzz Aldrin: It's time to focus on the great migration of humankind to Mars  TribLIVE - Tribune-Review
2. Buzz Aldrin Calls For "Great Migration of Humankind to Mars"  Futurism
3. Buzz Aldrin: 'We explore or we expire - it's time to focus on a great migration to Mars'  Independent.ie
4. Human migration to Mars must be next frontier for space travel  The Australian Financial Review
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