ARCA’s revolutionary aerospike engine completed and ready for testing

ARCA Space Corporation has announced its linear aerospike engine is ready to start ground tests. ​Designed to power the world’s first operational Single-Stage-To-Orbit (SSTO) satellite launcher, the engine took only 60 days to complete from when fabrication began.​

Source: newatlas.com/arc-aerospike-linear-engine-complete/51431/