Season Two aired from April 28th 2012 to March 16th 2013.
If by released you mean on DVD, Volume One of Season Two released in January 2013. Now that the series is over, Volume 2 will no doubt soon follow, just a guess but probably out by Summer.
Young Justice is being cancelled after the 2nd season, there isn't going to be a Raven, or Starfire for that matter.
in season 2 the young justice characters will become older
Only time will tell. (And the second season).
Yes, she first appears in Season 2 Episode 1: Happy New Year along with bat girl, blue beetle, lagoon boy, and many others
Season Two was most likely cut short due to the fact Cartoon Network decided they were going tocancelthe series. They did not provide an exact reason for their decision.
As of the last episode in season 1 there are seven: Kid Flash, Superboy, Aqualad, Robin, Artemis, Zatanna, and Rocket
YES! there is going to be a 5th season of paranormal state, but when the season will start, hasn't been released yet.
Yes- but it is unknown when it will be released. It is going to be foreshadowed in the sequel to "Man of Steel".
The first episode in season 3 was released in the US, June 13 2010!
It was already released in 2010.
it already did
Yes. It was confirmed, But we don't know who, Is going to die. Many speculate that it will be Artemis.