Largest SpaceX rocket will reach space not in 2017 as it was planned, but not earlier then in January 2018.
According to latest news given to public on last Tuesday by Aviation Week and Space Technology first flight was moved in time from the end of December to January 2018. SpaceX still suffers for delays with their triple-booster Falcon rocket, but fortunately managed to already schedule first test fire. It will tool place in December 2017 at LC-39A at Kennedy Space Center.
It will be first time when 27 Merlin-1D engines will be ignited simultaneously; after test fire only weeks will separate us form first launch of Falcon Heavy. It’s first mission is not covering delivering any payload to orbit and SpaceX still keeps flight plan of maiden flight