Rocket stage
SLS Core Stage
Rockets
Overview
The SLS core stage, powered by four RS-25 engines (repurposed Space Shuttle main engines) burning liquid hydrogen and liquid oxygen.
Components & hardware
Knowledge connections
- Stage ofSpace Launch System (SLS)
- Powered byRS-25
- Uses propellantLH2 / LOX
Sources
The primary and reference sources this topic draws on.
- NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.