Gauss14: Unterschied zwischen den Versionen
| Zeile 67: | Zeile 67: | ||
HackaDay | HackaDay | ||
http://hackaday.com/tag/space/ | http://hackaday.com/tag/space/ | ||
xkcd | |||
https://what-if.xkcd.com/58/ | |||
| Zeile 67: | Zeile 67: | ||
HackaDay | HackaDay | ||
http://hackaday.com/tag/space/ | http://hackaday.com/tag/space/ | ||
xkcd | |||
https://what-if.xkcd.com/58/ | |||