Particularly thick and moisture-leaden cumulonimbus clouds can appear extremely dark due to the cloud letting very little light through, which may explain the sudden darkness in Istanbul as the ...

Cosmic Water Cloud From Dawn of Universe Helps Unravel Dark Energy Mystery Published Feb 04, 2022 at 10:21 AM EST By Ed Browne Reporter ...

Letter Published: 11 January 2001 Internal structure of a cold dark molecular cloud inferred from the extinction of background starlight João F. Alves, Charles J. Lada & Elizabeth A. Lada Nature ...

Eos is predicted to disperse, or photodissociate, as a result of background photons impacting the cloud's molecules, in about 5.7 million years' time.