Industry & business · first seen 25 Aug, updated 25 Aug
SpaceX publishes Starlink orbit files three times a day so its satellites do not collide with anything else, and one week of them was enough to reconstruct the density of the air 482 kilometres up, longitude by latitude — a map its author believes is the first of its kind built from real data rather than a simulation
A researcher at Kyoto University says the technique had only ever been tested on numbers a computer generated. He has now run it 19 times on public Starlink data and checked the answer against two European satellites that derive density fro…
Summary from SpaceDaily.