No they decide to stay in the Tribe of the Rushing Waters. (Read Outcast and Eclipse)
They ended up staying in the mountains.
For a little while, yes, but she and Stormfur eventually left.
Graystripe and Silverstream's kit who is half RiverClan half ThunderClan. His sister is Feathertail and his mate is Brook where small fish swim.
yes he does come back to the clans first riverclan then they kick him and brook away from their camp and then brambleclaw tells them to go to thunderclan.
"Sunset."
Brook is Stormfur's mate and lives with the tribe of rushing water. She helped save Stormfur, Squirrelflight, Feathertail, Crowpaw, Brambleclaw, and Tawnypelt.
Stoneteller only exiled Stormfur, not Brook. Brook came with Stormfur into exile since she loves him. Stormfur was exiled after leading the tribe into a battle with a group of rouge cats living on the tribes territory. The tribe cats, not knowing how to fight, were easily beaten and Jag died. Stoneteller, upset and not thinking straight. Exiled Stormfur, saying that to the tribe him and Brook were dead. They return to the tribe in 'Outcast'.
Riverclan and her and her brother(Stormfur) stayed with Thunderclan for a while.
Yes
yes.
He doesn't change names. He is still Stormfur
No, however, Brook's mate Stormfur's father is Graystripe.