Upcoming events

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• Radio Astronomy SIG meeting

  • When
    03/27/2025
  •  
    7:00 PM (PDT)
  • Location
    Online

  For members interested in learning more about radio astronomy.

  An email blast with meeting/event information will be sent out to members.

  Show details
• Women's Astronomy SIG Event: Messier Marathon

  • When
    03/29/2025

  An email blast with event information will be sent out to members.

  The Women's Astronomy Special Interest Group focuses on Community, Learning & Mentorship with Monthly Meetings and Events.
  

  Show details
• Intermediate & Advanced Astronomical Imaging & Photography meeting

  • When
    04/01/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Zoom

  Whether you're a beginner, intermediate or advanced astro-imager — whether you're using a CCD, DSLR, point-and-shoot or film camera — this group can help you achieve better images with less effort and frustrations.

  Click here for more information about the AP SIG.

  Show details
• Downtowners

  • When
    04/04/2025
  •  
    12:00 PM - 1:00 PM (PDT)

  Join us at noon on the first Fridays of every month for good conversation and good food! All members are welcome!

  Signing up for Downtowners is no longer by RSVP. Watch for the announcement that goes out to all members about one week before the date. It will include a link to the registration form. We are limited to 20 attendees so be sure to register right away if you want to attend. Check your spam folder if you don't see a message from us in your personal email.

  Show details
• Board Meeting

  • When
    04/07/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Online

  
  

  Show details
• Beginner Astronomical Imaging & Photography meeting

  • When
    04/09/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Zoom

  Whether you're a beginner, intermediate or advanced astro-imager — whether you're using a CMOS, DSLR, point-and-shoot or smartphone — this Astro Imaging group can help you achieve better images with less effort and frustrations.

  Click here for more information about the AP SIG.

  Show details
• Telescope Workshop

  • When
    04/12/2025
  •  
    10:00 AM - 1:00 PM (PDT)
  • Location
    6650 N Basin Ave. Suite F, Portland, OR 97217

  If you need help with a telescope project, need to clean or align your optics, or just want to talk about telescopes, come to the workshop. Activities include telescope building from scratch or a kit, telescope setup, cleaning, aligning, adjustment, and help using your telescope.

  Click here for more information.

  Show details
• Telescope Library

  • When
    04/21/2025
  •  
    6:00 PM - 7:30 PM (PDT)
  • Location
    OMSI

  The telescope library is an amazing resource for RCA members. To find out more information about the library click right here!

  
  

  Show details
• New Member Orientation

  • When
    04/21/2025
  •  
    6:30 PM - 7:30 PM (PDT)
  • Location
    OMSI or Online

  New members are welcome to meet at 6:30 PM before the General Meeting for an orientation and introduction to Rose City Astronomers.

  If you have questions about the club or things you'd like to discuss with other newer members, bring those with you!
  

  Show details
• Beginner’s Astronomical Imaging & Photography meeting

  • When
    04/21/2025
  •  
    6:30 PM - 7:25 PM (PDT)
  • Location
    OMSI

  Whether you're a beginner, intermediate or advanced astro-imager — whether you're using a CMOS, DSLR, point-and-shoot or smartphone — this Astro Imaging group can help you achieve better images with less effort and frustrations.

  Click here for more information about the AP SIG.

  Show details
• RCA General Meeting

  • When
    04/21/2025
  •  
    7:30 PM - 9:00 PM (PDT)
  • Location
    OMSI Auditorium or Online

  
  

  Show details
• Women's Astronomy SIG meeting

  • When
    04/23/2025
  •  
    6:30 PM (PDT)
  • Location
    Online

  The Women's Astronomy Special Interest Group focuses on Community, Learning & Mentorship with Monthly Meetings and Events.

  An email blast with meeting/event information will be sent out to members.

  Show details
• Radio Astronomy SIG meeting

  • When
    04/24/2025
  •  
    7:00 PM (PDT)
  • Location
    Online

  For members interested in learning more about radio astronomy.

  An email blast with meeting/event information will be sent out to members.

  Show details
• RCA Member Only Star Party

  • Start
    04/25/2025
  •  
    4:00 PM (PDT)
  • End
    04/27/2025
  •  
    11:00 AM (PDT)

  For more information, please click here.

  You'll be asked to login to your RCA member account if you are not already logged in.
  

  Show details
• Downtowners

  • When
    05/02/2025
  •  
    12:00 PM - 1:00 PM (PDT)

  Join us at noon on the first Fridays of every month for good conversation and good food! All members are welcome!

  Signing up for Downtowners is no longer by RSVP. Watch for the announcement that goes out to all members about one week before the date. It will include a link to the registration form. We are limited to 20 attendees so be sure to register right away if you want to attend. Check your spam folder if you don't see a message from us in your personal email.

  Show details
• Board Meeting

  • When
    05/05/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Online

  
  

  Show details
• Intermediate & Advanced Astronomical Imaging & Photography meeting

  • When
    05/06/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Zoom

  Whether you're a beginner, intermediate or advanced astro-imager — whether you're using a CCD, DSLR, point-and-shoot or film camera — this group can help you achieve better images with less effort and frustrations.

  Click here for more information about the AP SIG.

  Show details
• Telescope Workshop

  • When
    05/10/2025
  •  
    10:00 AM - 1:00 PM (PDT)
  • Location
    6650 N Basin Ave. Suite F, Portland, OR 97217

  If you need help with a telescope project, need to clean or align your optics, or just want to talk about telescopes, come to the workshop. Activities include telescope building from scratch or a kit, telescope setup, cleaning, aligning, adjustment, and help using your telescope.

  Click here for more information.

  Show details
• RCA General Meeting

  • When
    05/19/2025
  •  
    7:30 PM - 9:00 PM (PDT)
  • Location
    OMSI Auditorium

  
  

  Show details
• Women's Astronomy SIG meeting

  • When
    05/21/2025
  •  
    6:30 PM (PDT)
  • Location
    Online

  The Women's Astronomy Special Interest Group focuses on Community, Learning & Mentorship with Monthly Meetings and Events.

  An email blast with meeting/event information will be sent out to members.

  Show details
• Radio Astronomy SIG meeting

  • When
    05/22/2025
  •  
    7:00 PM (PDT)
  • Location
    Online

  For members interested in learning more about radio astronomy.

  An email blast with meeting/event information will be sent out to members.

  Show details
• RCA Member Only Star Party

  • Start
    05/23/2025
  •  
    4:00 PM (PDT)
  • End
    05/26/2025
  •  
    11:00 AM (PDT)
  • Location
    Skylark

  Check out the member only page for information and registration.

  You'll be asked to login to your RCA member account if you are not already logged in.

  Show details
• Board Meeting

  • When
    06/02/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Online

  
  

  Show details
• Intermediate & Advanced Astronomical Imaging & Photography meeting

  • When
    06/03/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Zoom

  Whether you're a beginner, intermediate or advanced astro-imager — whether you're using a CCD, DSLR, point-and-shoot or film camera — this group can help you achieve better images with less effort and frustrations.

  Click here for more information about the AP SIG.

  Show details
• Downtowners

  • When
    06/06/2025
  •  
    12:00 PM - 1:00 PM (PDT)

  Join us at noon on the first Fridays of every month for good conversation and good food! All members are welcome!

  Signing up for Downtowners is no longer by RSVP. Watch for the announcement that goes out to all members about one week before the date. It will include a link to the registration form. We are limited to 20 attendees so be sure to register right away if you want to attend. Check your spam folder if you don't see a message from us in your personal email.

  Show details
• OMSI Public Star Party

  • When
    06/07/2025
  • Location
    Rooster Rock & L.L. Stub Stewart State Parks

  Summer Solstice Celebration

  OMSI, Rose City Astronomers, and Oregon Parks and Recreation invite you to our free public OMSI Star Parties. The Star Parties provide a great opportunity to meet other people that share your interest in astronomy, and to view the planets, moon, stars, and other celestial sights through telescopes and binoculars of all sizes. From beginners to experts, all ages are invited. The scheduled viewings will be held at both Rooster Rock State Park and Stub Stewart State Park on the same night!
   
  Parking is $5/vehicle for guests. We recommend visiting OMSI's website on the day of the party for possible weather-related cancellations. Warm clothing and a flashlight with red light are recommended. Personal telescopes and binoculars are welcome.
   
  Location Information: Rooster Rock State Park, take I-84 east of the Sandy River at exit 25. The park is located 22 miles east of Portland.
  L.L. "Stub" Stewart State Park, take US-26 west of Portland and turn right on OR-47. The park is located 23 miles west of Portland.

  Show details
• Telescope Workshop

  • When
    06/14/2025
  •  
    10:00 AM - 1:00 PM (PDT)
  • Location
    6650 N Basin Ave. Suite F, Portland, OR 97217

  If you need help with a telescope project, need to clean or align your optics, or just want to talk about telescopes, come to the workshop. Activities include telescope building from scratch or a kit, telescope setup, cleaning, aligning, adjustment, and help using your telescope.

  Click here for more information.

  Show details
• Telescope Library

  • When
    06/16/2025
  •  
    6:00 PM - 7:30 PM (PDT)
  • Location
    OMSI

  The telescope library is an amazing resource for RCA members. To find out more information about the library click right here!

  
  

  Show details
• New Member Orientation

  • When
    06/16/2025
  •  
    6:30 PM - 7:30 PM (PDT)
  • Location
    OMSI or Online

  New members are welcome to meet at 6:30 PM before the General Meeting for an orientation and introduction to Rose City Astronomers.

  If you have questions about the club or things you'd like to discuss with other newer members, bring those with you!
  

  Show details
• RCA General Meeting

  • When
    06/16/2025
  •  
    7:30 PM - 9:00 PM (PDT)
  • Location
    OMSI Auditorium or Online

  
  

  Show details
• Women's Astronomy SIG meeting

  • When
    06/18/2025
  •  
    6:30 PM (PDT)
  • Location
    Online

  The Women's Astronomy Special Interest Group focuses on Community, Learning & Mentorship with Monthly Meetings and Events.

  An email blast with meeting/event information will be sent out to members.

  Show details
• Radio Astronomy SIG meeting

  • When
    06/26/2025
  •  
    7:00 PM (PDT)
  • Location
    Online

  For members interested in learning more about radio astronomy.

  An email blast with meeting/event information will be sent out to members.

  Show details
• Intermediate & Advanced Astronomical Imaging & Photography meeting

  • When
    07/01/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Zoom

  Whether you're a beginner, intermediate or advanced astro-imager — whether you're using a CCD, DSLR, point-and-shoot or film camera — this group can help you achieve better images with less effort and frustrations.

  Click here for more information about the AP SIG.

  Show details
• Board Meeting

  • When
    07/07/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Online

  
  

  Show details
• Downtowners

  • When
    07/11/2025
  •  
    12:00 PM - 1:00 PM (PDT)

  NOTE: Delayed 1 week due to the July 4th holiday.

  Join us at noon on the first Fridays of every month for good conversation and good food! All members are welcome!

  Signing up for Downtowners is no longer by RSVP. Watch for the announcement that goes out to all members about one week before the date. It will include a link to the registration form. We are limited to 20 attendees so be sure to register right away if you want to attend. Check your spam folder if you don't see a message from us in your personal email.

  Show details
• OMSI Public Star Party

  • When
    07/12/2025
  • Location
    Rooster Rock & L.L. Stub Stewart State Parks

  Summer Night Sky

  OMSI, Rose City Astronomers, and Oregon Parks and Recreation invite you to our free public OMSI Star Parties. The Star Parties provide a great opportunity to meet other people that share your interest in astronomy, and to view the planets, moon, stars, and other celestial sights through telescopes and binoculars of all sizes. From beginners to experts, all ages are invited. The scheduled viewings will be held at both Rooster Rock State Park and Stub Stewart State Park on the same night!
   
  Parking is $5/vehicle for guests. We recommend visiting OMSI's website on the day of the party for possible weather-related cancellations. Warm clothing and a flashlight with red light are recommended. Personal telescopes and binoculars are welcome.
   
  Location Information: Rooster Rock State Park, take I-84 east of the Sandy River at exit 25. The park is located 22 miles east of Portland.
  L.L. "Stub" Stewart State Park, take US-26 west of Portland and turn right on OR-47. The park is located 23 miles west of Portland.

  Show details
• Telescope Workshop

  • When
    07/12/2025
  •  
    10:00 AM - 1:00 PM (PDT)
  • Location
    6650 N Basin Ave. Suite F, Portland, OR 97217

  If you need help with a telescope project, need to clean or align your optics, or just want to talk about telescopes, come to the workshop. Activities include telescope building from scratch or a kit, telescope setup, cleaning, aligning, adjustment, and help using your telescope.

  Click here for more information.

  Show details
• Telescope Library

  • When
    07/21/2025
  •  
    6:00 PM - 7:30 PM (PDT)
  • Location
    OMSI

  The telescope library is an amazing resource for RCA members. To find out more information about the library click right here!

  
  

  Show details
• New Member Orientation

  • When
    07/21/2025
  •  
    6:30 PM - 7:30 PM (PDT)
  • Location
    OMSI or Online

  New members are welcome to meet at 6:30 PM before the General Meeting for an orientation and introduction to Rose City Astronomers.

  If you have questions about the club or things you'd like to discuss with other newer members, bring those with you!
  

  Show details
• RCA General Meeting

  • When
    07/21/2025
  •  
    7:30 PM - 9:00 PM (PDT)
  • Location
    OMSI Auditorium or Online

  
  

  Show details
• Radio Astronomy SIG meeting

  • When
    07/24/2025
  •  
    7:00 PM (PDT)
  • Location
    Online

  For members interested in learning more about radio astronomy.

  An email blast with meeting/event information will be sent out to members.

  Show details
• RCA Member Only Star Party

  • Start
    07/25/2025
  •  
    4:00 PM (PDT)
  • End
    07/27/2025
  •  
    11:00 AM (PDT)
  • Location
    Skylark

  Check out the member only page for information and registration.

  You'll be asked to login to your RCA member account if you are not already logged in.
  

  Show details
• Downtowners

  • When
    08/01/2025
  •  
    12:00 PM - 1:00 PM (PDT)

  Join us at noon on the first Fridays of every month for good conversation and good food! All members are welcome!

  Signing up for Downtowners is no longer by RSVP. Watch for the announcement that goes out to all members about one week before the date. It will include a link to the registration form. We are limited to 20 attendees so be sure to register right away if you want to attend. Check your spam folder if you don't see a message from us in your personal email.

  Show details
• Board Meeting

  • When
    08/04/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Online

  
  

  Show details
• Intermediate & Advanced Astronomical Imaging & Photography meeting

  • When
    08/05/2025
  •  
    7:00 PM - 9:00 PM (PDT)
  • Location
    Zoom

  Whether you're a beginner, intermediate or advanced astro-imager — whether you're using a CCD, DSLR, point-and-shoot or film camera — this group can help you achieve better images with less effort and frustrations.

  Click here for more information about the AP SIG.

  Show details
• Telescope Workshop

  • When
    08/09/2025
  •  
    10:00 AM - 1:00 PM (PDT)
  • Location
    6650 N Basin Ave. Suite F, Portland, OR 97217

  If you need help with a telescope project, need to clean or align your optics, or just want to talk about telescopes, come to the workshop. Activities include telescope building from scratch or a kit, telescope setup, cleaning, aligning, adjustment, and help using your telescope.

  Click here for more information.

  Show details
• OMSI Public Star Party

  • When
    08/12/2025
  • Location
    Rooster Rock State Park

  Perseid Meteor Shower Watch 

  OMSI, Rose City Astronomers, and Oregon Parks and Recreation invite you to our free public OMSI Star Parties. The Star Parties provide a great opportunity to meet other people that share your interest in astronomy, and to view the planets, moon, stars, and other celestial sights through telescopes and binoculars of all sizes. From beginners to experts, all ages are invited. The scheduled viewing will be held at Rooster Rock State Park.
   
  Parking is $5/vehicle for guests. We recommend visiting OMSI's website on the day of the party for possible weather-related cancellations. Warm clothing and a flashlight with red light are recommended. Personal telescopes and binoculars are welcome.
   
  Location Information: Rooster Rock State Park, take I-84 east of the Sandy River at exit 25. The park is located 22 miles east of Portland.

  Show details
• Telescope Library

  • When
    08/18/2025
  •  
    6:00 PM - 7:30 PM (PDT)
  • Location
    OMSI

  The telescope library is an amazing resource for RCA members. To find out more information about the library click right here!

  
  

  Show details
• New Member Orientation

  • When
    08/18/2025
  •  
    6:30 PM - 7:30 PM (PDT)
  • Location
    OMSI or Online

  New members are welcome to meet at 6:30 PM before the General Meeting for an orientation and introduction to Rose City Astronomers.

  If you have questions about the club or things you'd like to discuss with other newer members, bring those with you!
  

  Show details
• RCA General Meeting

  • When
    08/18/2025
  •  
    7:30 PM - 9:00 PM (PDT)
  • Location
    OMSI Auditorium or Online

  
  

  Show details
• RCA Member Only Star Party

  • Start
    08/22/2025
  •  
    4:00 PM (PDT)
  • End
    08/24/2025
  •  
    11:00 AM (PDT)
  • Location
    Skylark

  Check out the member only page for information and registration.

  You'll be asked to login to your RCA member account if you are not already logged in.
  

  Show details
• Radio Astronomy SIG meeting

  • When
    08/28/2025
  •  
    7:00 PM (PDT)
  • Location
    Online

  For members interested in learning more about radio astronomy.

  An email blast with meeting/event information will be sent out to members.

  Show details
• OMSI Public Star Party

  • When
    09/13/2025
  • Location
    Rooster Rock & L.L. Stub Stewart State Parks

  Autumnal Equinox Celebration

  OMSI, Rose City Astronomers, and Oregon Parks and Recreation invite you to our free public OMSI Star Parties. The Star Parties provide a great opportunity to meet other people that share your interest in astronomy, and to view the planets, moon, stars, and other celestial sights through telescopes and binoculars of all sizes. From beginners to experts, all ages are invited. The scheduled viewings will be held at both Rooster Rock State Park and Stub Stewart State Park on the same night!
   
  Parking is $5/vehicle for guests. We recommend visiting OMSI's website on the day of the party for possible weather-related cancellations. Warm clothing and a flashlight with red light are recommended. Personal telescopes and binoculars are welcome.
   
  Location Information: Rooster Rock State Park, take I-84 east of the Sandy River at exit 25. The park is located 22 miles east of Portland.
  L.L. "Stub" Stewart State Park, take US-26 west of Portland and turn right on OR-47. The park is located 23 miles west of Portland.

  Show details
• RCA Member Only Star Party

  • Start
    09/19/2025
  •  
    4:00 PM (PDT)
  • End
    09/21/2025
  •  
    11:00 AM (PDT)

  For more information, please click here.

  You'll be asked to login to your RCA member account if you are not already logged in.
  

  Show details