3 ms·

Apparently this is barely doable with current aerogels: https://www.reddit.com/r/AskEngineers/comments/1c87pum/crush_strength_of_a_vacuum_filled_aerogel_sphere/

• fmajid 3y ago
  Why choose? There is such a thing as diamond aerogels: http://www.popsci.com/technology/article/2011-05/new-diamond-aerogel-least-dense-diamond-ever-made http://www.popsci.com/technology/article/2011-05/new-diamond...