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#galacticastronomy — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #galacticastronomy, aggregated by home.social.

  1. Cosmic dust (Planetary science 🪐)

    Cosmic dust – also called extraterrestrial dust, space dust, or star dust – is dust that occurs in outer space or has fallen onto Earth. Most cosmic dust particles measure between a few molecules and 0.1 mm, such as micrometeoroids. Larger particles are called meteoroids. Cosmic dust can be further distinguished b...

    en.wikipedia.org/wiki/Cosmic_d

    #CosmicDust #Astrobiology #Astrochemistry #PlanetaryScience #GalacticAstronomy #ExtragalacticAstronomy