About: Light echo

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Physical phenomenon caused by light reflected off surfaces distant from the source, and arriving at the observer with a delay relative to this distance;analogous to an echo of sound, it mostly only manifests itself over astronomical distances

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  • luce riflessa dalla materia interstellare che arriva all'osservatore con un ritardo (it)
  • physical phenomenon caused by light reflected off surfaces distant from the source, and arriving at the observer with a delay relative to this distance;analogous to an echo of sound, it mostly only manifests itself over astronomical distances (en)
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  • Light echo (en)
  • صدى الضوء (ar)
  • Lichtecho (de)
  • Eco de luz (es)
  • Écho lumineux (fr)
  • Eco luminosa (it)
  • 光エコー (ja)
  • Eco de luz (pt)
  • Световое эхо (ru)
  • 光回波 (zh)
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