Artist's concept of <a href="https://en.wikipedia.org/wiki/SpaceX_Starship" class="extiw" title="w:SpaceX Starship">SpaceX Starship</a> <a href="https://en.wikipedia.org/wiki/transpiration_cooling" class="extiw" title="w:transpiration cooling">transpiration cooling</a> thermal protection scheme, early 2019.  This thermal protection design concept was not built into the Starship test articles as SpaceX moved their thermal protection design to utilize thin ceramic tiles on the reentry windward side of the Starship vehicle.)
<a href="//commons.wikimedia.org/w/index.php?title=User:Vita-minka&amp;action=edit&amp;redlink=1" class="new" title="User:Vita-minka (page does not exist)">Vita-minka</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>