...a working prototype of the Mars Rover.
The Big Bang Theory Season 8, Episode 3
Here's a Mars bar.
The Big Bang Theory Season 6, Episode 5
Ostensibly, turning Mars into
a giant gas station.
Breaking Bad Season 2, Episode 12
On Mars?
The Big Bang Theory Season 11, Episode 17
He worked on
the Mars rover.
The Big Bang Theory Season 12, Episode 5