It premiered April 14,2102. Saturday at 11:00 am on Nickelodean.
The season premiere of Book 4: Balance of The Legend of Korra will premiere on October 3, 2014.
Nickelodeon
Season 4 of The Legend of Korra is called Book 4: Balance, and the season premiere is on October 3, 2014.
Season 1 of The Legend of Korra was called Book 1: Air and the season premiere was on April 14, 2012.
The third season of The Legend of Korra (Book Three: Change) premieres on June 27, 2014.
Season 2 of The Legend of Korra was called Book 2: Spirits and the release date was September 13, 2013.
Yes, there are going to be 4 seasons and a total of 52 episodes. Season 4 will be the last season of The Legend of Korra, which will probably premiere sometime in 2015.
The second season aired on September 13, 2013.
April 14,2012. On Nickelodeon. March 23 or 24 2012 on the internet.
As long as Korra doesn't die in the Avatar state, then yes. The cycle is Water, Earth, Fire and Air, so when she dies, someone in the Earth Kingdom will be the next Avatar. The real question is whether or not the creators will animate the story about the next Avatar after Korra.
Twelve episodes for season one.
The Legend of Korra premiered as a 2-part premiere (1-hour long) on two different days. It first premiered online on March 24, 2012 and later on Nickelodeon on April 14, 2012