[jxcl]

Tom Scott has a great video about why the ELT is already likely the largest telescope that will ever be built https://youtu.be/QqRREz0iBes?si=tC3Py0W6vqXbZAbq

[pennomi]

I didn’t have time to watch yet, but did he take into consideration lunar crater telescopes? I always thought that would be an excellent reason to establish a lunar base.

[tetris11]

Is there not a cost towards it being so large that it becomes comically too large to clean?

[Synaesthesia]

They mentioned in this article that this mirror is so large that the mirror segments cannot support their own weight.

[spacemark]

Ever is a very long time.