Planets
The hottest planet in the Solar System
What is Venus?
The planet with the shortest year
What is Mercury?
The lightest planet.
What is Saturn?
The fastest rotating planet.
What is Jupiter?
What is Uranus?
the outermost region of the Solar System.
What is the Oort Cloud?
The planet that doesn't have moons named after Greek Gods.
What is Uranus.
The first person to do a EVA (spacewalk).
Alexei Leonov
What is Apollo 8