
You know, don't you think
once an astronaut leaves the PLANET,
The Big Bang Theory Season 9, Episode 23

Maybe it's a new PLANET.
The Big Bang Theory Season 9, Episode 12

and the ability to destroy a
PLANET at the push of a button.
The Big Bang Theory Season 7, Episode 22

that I'm not
any other man on the PLANET.
The Big Bang Theory Season 12, Episode 15

Yes, assuming the hypothetical PLANET
has a mass greater than the Earth.
The Big Bang Theory Season 1, Episode 13