https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/2229662Edit ImageSaveSaveEditCropCustom TextFalcon 9 first stage in hangar; upgraded Merlin engines close-up (2015). Original from Official SpaceX Photos. Digitally enhanced by rawpixel.MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 1000 px | 300 dpiLarge JPEG 3000 x 2500 px | 300 dpiTIFF 3000 x 2500 px | 300 dpi | 42.95 MBFree DownloadFalcon 9 first stage in hangar; upgraded Merlin engines close-up (2015). Original from Official SpaceX Photos. Digitally enhanced by rawpixel.More