It’s BlackFriday, but we don’t do much shopping in space.
Instead, join us for our 7th annual BlackHoleFriday where we’ll share awesome images and facts about black holes!
https://www.nasa.gov/subject/6895/black ... d=77924319
BlackHoleFriday
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Jean-Jacques Wawrzyniak
- Messages : 2884
- Inscription : 14 nov. 2018 15:17
BlackHoleFriday
Φύσις κρύπτεσθαι φιλεῖ - Phusis kruptesthai philei - La Nature aime à se cacher - Héraclite d'Éphèse