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replied 1948d
"If there is any iron in the lander, it should have melted."
Why? Heat is at the shield. For example ceramic brick, one end +1300 C, you can hold it at the other end 5 cm away
replied 1947d
I think he's just trolling. I doubt he's never seen ceramics. Or this: https://en.wikipedia.org/wiki/Concorde#/media/File:Concorde_-_airframe_temperatures.svg