So is there promotion and relegation between the tiers, like the Nations League? (View Post)

Ditto. Although where I ended up involves a lot of economic modelling, which right now if nothing else is definitely interesting. It was a conceptual Mars communications relay using ion engines to ac… (View Post)

Since we're talking about ESA, I'll just casually drop in the fact that I presented a mission study at ESOC (European Space Operations Centre) and ESTEC (European Space Technology Centre) t… (View Post)

For a while now I've been wondering just how much "the virus spreads in home gatherings" is just pure selection bias. It's one of the few things people were able to do this year a… (View Post)

All the inconsistencies make it look really bad, but purely on the basis that he walked to the helicopter yesterday I still can't see how it isn't somewhat closer to nowt wrong than death&#… (View Post)