If you are referring to the planet to which he went into voluntary exile, where Luke Skywalker found him, then then answer is Dagobah.
http://en.wikipedia.org/wiki/Dagobah
when yoda crashed landed on some planet de gormo trained him and his human friend the force and other stuff
No
He doesn't have one. But if he did, it was never named
Yes
George Lucas.
yodas or dath vader
Noone knows. Yoda's race is called the "Mystery" Race because noone really has a name for them and has no real idea where they come from.
The name of the frozen planet is Mars.
The name of planet X is Nibiru
Planet.
Yokures D'Kana the Whill was Yoda's father
Yoda did not have a master, he was the ultimate jedi. While I agree Yoda was the ultimate jedi, he had a master. His master's name was Jedi Master N'Kata Del Gormo.