Why Nostr? What is Njump?
2024-11-03 19:29:35

Random Astronomy Pictures OTD on Nostr: APOD from 2009-06-24 Noctilucent Clouds Over Germany Noctilucent clouds, seen above ...

APOD from 2009-06-24

Noctilucent Clouds Over Germany

Noctilucent clouds, seen above Potsdam, Germany, glow post-sunset due to their high altitude. Their composition is mostly ice-coated particles, with some formed from Space Shuttle water exhaust. Satellites like Odin and AIM study these mysterious clouds.

HD image at https://apod.nasa.gov/apod/ap090624.html

Author Public Key
npub1x8ktn54fcgmtf78f9csy7w5d4525dktulhvu9hhnyq0rp5ml4y7smk8ej4