text: Dyaus (, ) or Dyauspitr (, ) is the Rigvedic sky deity. His consort is Prthvi, the earth goddess, and together they are the archetypal parents in the Rigveda.
  Nomenclature
  stems from Proto-Indo-Iranian *dyā́wš, from the Proto-Indo-European (PIE) daylight-sky god , and is cognate with the Greek Διας - Zeus Patēr, Illyrian Dei-pátrous, and Latin Jupiter (from Old Latin Dies piter Djous patēr), stemming from the PIE Dyḗus ph₂tḗr ("Daylight-sky Father").