Conversation so far:
what part of alaska does the kilchers live
the Kilcher clan live off the land on their 600 acre homestead outside of Homer, Alaska
what show are the kilchers a part of
Alaska: The Last Frontier, depicts the lives of the Kilcher clan
what season is Alaska: The Last Frontier  on
Alaska: The Last Frontier is currently in its 9th season of broadcast.

Question: when did the season start
Self-contained rewrite: when did the 9th season of Alaska: The Last Frontier start