• Messier Marathon 2026 – OFF FRIDAY

    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    MESSIER MARATHON The MM is called OFF for Friday due to cloudy conditions.  See the Forum or website for backup of Saturday. A Messier Marathon is an attempt to find as many Messier objects as possible during one night. The Messier catalogue was compiled by French astronomer Charles Messier during the late 18th century and […]

  • CGO Member Star Party 2026

    CGO Member Star Party 2026
    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Member Star Party at Cherry Grove Observatory - Keyholder Training Join us at CGO for a Star Party!  Bring your telescope or use one on-site, including the Starmaster Dobsonian, LX-200, or other scopes! Not a Keyholder at CGO?  Keyholder training will be held during this star party. Star parties are cancelled if cloudy, so watch […]

  • CGO Member Star Party

    CGO Member Star Party
    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Member Star Party at Cherry Grove Observatory - Keyholder Training Join us at CGO for a Star Party!  Bring your telescope or use one on-site, including the Starmaster Dobsonian, LX-200, or other scopes! Not a Keyholder at CGO?  Keyholder training will be held during this star party. Star parties are cancelled if cloudy, so watch […]

  • 2025 Mini Messier Marathon

    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    MAS MINI MESSIER MARATHON A Messier Marathon is an attempt to find as many Messier objects as possible during one night. The Messier catalogue was compiled by French astronomer Charles Messier during the late 18th century and consists of 110 relatively bright deep sky objects (galaxies, nebulae, and star clusters). The first MAS Messier Marathon […]

  • CGO Member Star Party

    CGO Member Star Party
    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Member Star Party at Cherry Grove Observatory - Keyholder Training Join us at CGO for a Star Party!  Bring your telescope or use one on-site, including the Starmaster Dobsonian, LX-200, or other scopes! Not a Keyholder at CGO?  Keyholder training will be held during this star party. Star parties are cancelled if cloudy, so watch […]

  • CGO Member Star Party

    CGO Member Star Party
    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Member Star Party at Cherry Grove Observatory - Keyholder Training Join us at CGO for a Star Party!  Bring your telescope or use one on-site, including the Starmaster Dobsonian, LX-200, or other scopes! Not a Keyholder at CGO?  Keyholder training will be held during this star party. Star parties are cancelled if cloudy, so watch […]

  • CGO Member Star Party

    CGO Member Star Party
    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Member Star Party at Cherry Grove Observatory - Keyholder Training Join us at CGO for a Star Party!  Bring your telescope or use one on-site, including the Starmaster Dobsonian, LX-200, or other scopes! Not a Keyholder at CGO?  Keyholder training will be held during this star party. Star parties are cancelled if cloudy, so watch […]

  • CGO Member Star Party

    CGO Member Star Party
    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Member Star Party at Cherry Grove Observatory - Keyholder Training Join us at CGO for a Star Party!  Bring your telescope or use one on-site, including the Starmaster Dobsonian, LX-200, or other scopes! Not a Keyholder at CGO?  Keyholder training will be held during this star party. Star parties are cancelled if cloudy, so watch […]

  • CGO Member Star Party

    CGO Member Star Party
    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Member Star Party at Cherry Grove Observatory - Keyholder Training Join us at CGO for a Star Party!  Bring your telescope or use one on-site, including the Starmaster Dobsonian, LX-200, or other scopes! Not a Keyholder at CGO?  Keyholder training will be held during this star party. Star parties are cancelled if cloudy, so watch […]

  • 2025 Virgo Venture

    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    Virgo Venture Update: Saturday 4/19 is looking better for the Virgo Venture. The MAS ”Virgo Venture” is a star party dedicated to observing many of the brighter galaxies in the Virgo Cluster. The Venture is scheduled for the new moon weekend, usually one month after the Messier Marathon, when Virgo is in a prime viewing […]

  • 2025 Messier Marathon – CANCELLED

    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States

    MESSIER MARATHON Unfortunately, weather forecasts do not look favorable, so this event is being CANCELLED. A Messier Marathon is an attempt to find as many Messier objects as possible during one night. The Messier catalogue was compiled by French astronomer Charles Messier during the late 18th century and consists of 110 relatively bright deep sky […]

  • Mini Messier Marathon 2024

    Cherry Grove Observatory 8485 520th Street, Kenyon, MN, United States +1 more

    MESSIER MARATHON A Messier Marathon is an attempt to find as many Messier objects as possible during one night. The Messier catalogue was compiled by French astronomer Charles Messier during the late 18th century and consists of 110 relatively bright deep sky objects (galaxies, nebulae, and star clusters). The first MAS Messier Marathon was held […]