First of all its a ring...and that's why it doesnt have a name...
Its the halo that was created at The Ark and Gravemind was using it to rebuild himself but cortana made it go boom
Earth
The unknown planet seen at the end of Halo 3 is believed to be Installation 04B, a replacement Halo ring built after the destruction of the original Installation 04. It fades out in the last cutscene to indicate that the Master Chief and Cortana are adrift in the remains of the artificial ring world, setting the stage for Halo 4.
master chief crashes on earth at the begining. both of them along with the arbiter crash on halo at the last level
The forerunner planet is what Master Chief drifts forward to in the legendary ending of halo 3.
it goes halo, halo 2, halo 3, halo 3 odst and soon halo reach will be available
No. He is seen in the last cut scene in the back half of the ship going back into a cryogenic tube.
He lands on the Forerunner planet (Halo Legends)
get a new halo 3 disc
It is the planet Onyx from the Halo books. Many severely injured or alive SPARTANS are supoosed to be on this planet.
Go play the game yourself, or search Halo 3 Ending on youtube.com
no no
Halo 4 won't come out, get it in your heads. Only Halo 3: Odst is coming out on 2009. Halo 3 is last of the Full game halo (series)