Yes, they are of the same generation of consoles, and both were termed "32-bit" consoles. They had many games released on both consoles.
Nope.
it is dense mix of Hydrogen and trace gases ( like Helium, Methane, Ammonia)
You can find them here: http://www.emuparadise.org/biosfiles/bios.html#
Gavity on Saturn is 1.15 times as much as Earth.
The interior (inside) of Saturn is made up of many gases, and Saturn is so light it would be able to float on water