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Pedro J. Hdez (ecosdelfuturo@mstdn.social)'s status on Sunday, 26-Nov-2023 13:00:12 UTC Pedro J. Hdez

Maravilloso artículo sobre el brillo de fondo del cielo nocturno
https://www.universetoday.com/112237/how-to-see-airglow-the-green-sheen-of-night/
#Airglow #ZodiacalLight
En el podcast de #CoffeBreak del pasado jueves, Nacho Trujillo (investigador del IAC) explicaba muy bien todo este asunto del brillo de fondo de cielo a todas las escalas hasta llegar al problema cosmológico de la abundancia de galaxias "enanas" de baja masa.
https://francis.naukas.com/2023/11/24/podcast-cb-syr-439-la-galaxia-casi-oscura-nube-openai-lp-y-altman-starship-ift-2-de-spacex-y-las-microesferulas-de-loeb/
#Galaxias #Cosmologia
In conversation about a year ago from mstdn.social permalink
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1. How to See Airglow, the Green Sheen of Night
  
  from Bob King
  
  Emerald green, fainter than the zodiacal light and visible on dark nights everywhere on Earth, airglow pervades the night sky from equator to pole. Airglow turns up in our time exposure photographs of the night sky as ghostly ripples of aurora-like light about 10-15 degrees above the horizon. Its similarity to the aurora is no coincidence. Both form … Continue reading ""

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