I'm not in the industry but from what I know it's a split between Ada/C/C++. More space related applications tend to be C/C++ (satelites, rovers, etc.) while th

I'm not in the industry but from what I know it's a split between Ada/C/C++. More space related applications tend to be C/C++ (satelites, rovers, etc.) while the aero-side uses more Ada (Boeing, Airbus etc.).