Watch live: SpaceX’s Falcon 9 rocket to make another try to land on a robotic ship tonight

As the company wrote in video's description, "SpaceX’s Falcon 9 rocket will deliver SES-9, a commercial communications satellite for SES, to a Geostationary Transfer Orbit (GTO). SES is a world-leading satellite operator that provides satellite-enabled communications services to broadcasters, Internet service providers,