[pothibo]

Considering that gas planet usually contains a solid core, it's possible, in theory, to land on a gas planet.

[pavel_lishin]

> Professor Hubert Farnsworth: Dear Lord! That's over 150 atmospheres of pressure!

> Fry: How many atmospheres can the ship withstand?

> Professor Hubert Farnsworth: Well, it's a space ship, so I'd say anywhere between zero and one.