Nornagest comments on Stupid Questions December 2014 - Less Wrong
You are viewing a comment permalink. View the original post to see all comments and the full post content.
You are viewing a comment permalink. View the original post to see all comments and the full post content.
Comments (341)
I wonder what the exhaust plume of an engine like that would look like, and how far away from it you'd have to be standing to still be capable of looking at anything after a second or two.