Keywords: sky 21 december 2015 21december2015 edited spacex falcon 9 falcon9 rocket time-lapse timelapse double exposure doubleexposure launch landing sky &nbsp; SpaceX image of both the launch and the landing of the Falcon 9 rocket launched from Cape Canaveral on 21 December 2015. Public domain image released by SpaceX. SpaceX image of both the launch and the landing of the Falcon 9 rocket launched from Cape Canaveral on 21 December 2015. Public domain image released by SpaceX. <b>SpaceX</b> image of both the launch <b>and</b> the landing of the Falcon 9 rocket launched from Cape Canaveral on 21 December 2015. Public domain image released by SpaceX. timelapse doubleexposure edited landing rocket launch spacex falcon9 21december2015 |