- CH4 - Methane
- GAO - Government Accountability Office
- GSE - Ground Support Equipment
- HLS - Human Landing System
- BN - Booster serial number
- LETS - Lunar Exploration Transport Services
- LOX - Liquid Oxygen
- NASA - National Aeronautics and Space Administration
- NextSTEP - Next Space Technologies for Exploration Partnerships (collection of NASA contracts)
- RB - Raptor Boost (the non-gimballing Raptor)
- RC - Raptor Centre (the gimballing Raptor)
- SLS - Space Launch System
- SN - Starship serial number
- TPS - Thermal Protection System