That’s when crew members started to spot big cracks on Orion’s lower surface, where the capsule’s exterior bonds to its heat shield. But why wouldn’t a shield that has endured temperatures ...

SpaceX continues to improve the design of the Starship heat shield and has added small tanks to help with the engine restart. The new designs were covered by Felix Schlang at What About It? Brian Wang ...

Now, the probe's heat shield works like a very good mirror ... On Earth, we use it to coat jet-engine blades. So even if we made it this far, we couldn't actually survive down here.