Explorer
Cousteau
Derived from the last name of Jacques Cousteau, the famous French explorer and conservationist.
Galileo
Named after the famous Italian astronomer Galileo Galilei, who made significant contributions to science and astronomy
Hiker
One who travels on foot, often for pleasure
Kepler
Heavenly Traveler
Nemo
No one (Latin)
Rover
A person or animal that roams or wanders.
Scout
To explore or investigate
Scouty
One who explores or investigates