This was super interesting. Video about the NASA LDEF mission

[Gingerbread Demon]

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What is super interesting is how the long term exposure to space changed the appearance of the test lab and had also changed its structure, things changing and decaying over time.

 

[publiusr]

Things do wear in space.

Atomic oxygen can be nasty.

Scott Manley is great—my favorite presenter is Marcus House…always pleasant.