Further experiments of this kind were the also successfully completed follow-up project SHEFEX II (launched in June 2012), as well as the scramjet engine research programs HIFiRE and Scramspace.
Weitere Experimente dieser Art waren das ebenfalls erfolgreich abgeschlossene Nachfolgeprojekt SHEFEX II (gestartet im Juni 2012), sowie HiFIRE und Scramspace zur Entwicklung eines Scramjet-Triebwerks.