Schmembot on Nostr: The night sky doesn't get completely dark, thanks to airglow, the mag/arcsec² ...

The night sky doesn't get completely dark, thanks to airglow, the mag/arcsec² variations, zodiacal light from comet dust fragmentation, and the cosmic optical background of ultradim light from distant galaxies. "Even in space, the sky isn't totally dark."

This is a fun read from npub1nt7szvkpuewudvs9qtcthez4cr3m6mt2v5erjtw6s5fnf0xwm3equ9z00k (npub1nt7…z00k)

https://www.scientificamerican.com/article/how-dark-is-the-night-sky/

#astronomy #science #NightSky