Ryan Gosling on stage at Comic-Con | Image: Marvel Studios While perhaps less dramatic than in years past, Marvel nonetheless had some big reveals lined up for Comic-Con. The highest profile was certainly the announcement that Ryan Gosling

The hardest remaining barrier to rapid Starship reuse is no longer engines, tanks, or even catching the vehicle. It is the heat shield. Three specific problems still dominate: Mechanical loads during ascent (vibration combined with higher dynamic