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1. Dictionary

   luminosity

   /ˌluːmɪˈnɒsɪti/

   noun

   • 1. luminous quality: "acrylic colours retain freshness and luminosity"
   • ▪ the intrinsic brightness of a celestial object (as distinct from its apparent brightness diminished by distance): "Altair has ten times the luminosity of the sun"
   • ▪ the rate of emission of radiation, visible or otherwise.

   Scrabble Points: 15

   • L

     1

   • U

     1

   • M

     3

   • I

     1

   • N

     1

   • O

     1

   • S

     1

   • I

     1

   • T

     1

   • Y

     4

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2. en.wikipedia.org › wiki › Kardashev_scaleKardashev scale - Wikipedia

   en.wikipedia.org › wiki › Kardashev_scale

   • Cached

   22 hours ago · At the Cerro Paranal Observatory, a laser beam is used to create an artificial star to tune the Very Large Telescope (VLT). The search for exoplanets on which extraterrestrial civilizations could be found is one of the many missions of the VLT. The Kardashev scale ( Russian: Шкала́ Кардашёва, romanized : Shkalá Kardashova) is a ...