The Night Sky in September

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Here are the highlights of the night sky in September:

  • 8 PM western sky – Saturn and Venus low over the horizon
  • 11 PM southern sky – two zodiac constellations prominent in the night sky: Aquarius constellation with the globular cluster Messier 2 (M2), and the nearby Capricornus constellation with the bright star Algedi (Alpha Capricorni) and the globular star cluster Messier 30 (M30)
  • 3 AM eastern sky – Jupiter rises over the eastern horizon around 2 AM and is visible in the hours before dawn
  • 5 AM eastern sky – Mars rises in the east before sunrise
  • 9 PM eastern sky – Harvest Moon (the full moon closest to the autumnal equinox) rises in the east on September 19

Related: September constellations