Aldrin’s journey to the moon may have taken place more over 50 years ago. But even in his 90s, the space hero is still dreaming about other missions. And there’s one particular uncharted frontier that’s top of his list: the Red Planet. Aldrin acknowledges that he’s probably too old to witness this happen. Yet he’s still helping to put the wheels in motion. Yes, the astronaut’s legacy is being extended with the Buzz Aldrin Space Institute. Photo Credit: Steve Jurvetson/Flickr | CC BY 2.0