Halo 3 was made to finish the Halo series.
Halo Wars was made in 2009, along with Halo 3 ODST
There is Halo ODST, the latest halo game being made by Bungie. Halo wars is not made by bungie
After halo 1 and before halo 3
If you are asking about what system Halo is made for, it is the Xbox, PC, and Mac.
Bungie made the halo series.
Yes after reach was halo combat evolved anniversary but 343 made that up to date version then they made halo 4
halo 1 CE was made in 1997
Yes, HALO 3 ODST and HALO REACH have been made
No only for the xbox (the first 2 are made for the xbox when halo odst, halo 3 , and halo reach are for the xbox 360)
Halo CE likely stands for Halo Combat Evolved and is the title of the first made Halo game.
Halo: Combat Evolved was the first Halo game made. The new Halo Wars is a prequel of Halo 1.