Madison Astronomical Society

  • Next Meeting

    • Chasing the Ephemeral Aurora Borealis Wisconsinae: My Story and What Works

      Friday September 12, 2025, 7:00pm – UW Space Place

      Seeing the Aurora Borealis is a bucket-list item for many.  I’ll tell my story of how I learned about and finally saw the aurora here in Wisconsin, and share some tips tidbits I’ve picked up that can help you see and capture it too, whether it’s your first time or one of many.

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  • Titan Shadow Transit Season

    Starry Night Pro simulation of titan shadow transit
    A simulation created using Starry Night Pro of Titan’s shadow transiting Saturn’s disk.

    Twice during every 29.5 year orbital period of Saturn around the sun, Earth and Saturn briefly occupy the same ecliptic plane. During this brief period two rare planetary phenomena can be observed: Saturn’s rings will appear edge on, and Titan’s shadow may be seen transiting the disk of the planet.

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  • Club Celebrates 90th!

    MAS 90th anniversary gala
    Gala goers awaiting the go-ahead to start eating.

    On April 5 2025, MAS celebrated its 90th birthday with a grand party we called the Anniversary Gala. The gala was held at the magnificent Usona Institute at Promega Corporation in Fitchburg.

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  • MAS Member Photos