RFO

For Detailed Information

To learn more about events
listed here, see
Star Parties
and Classes

 

Where we are:

Nestled in the hills of
Sugarloaf Ridge State Park

Longitude: West 122° 30' 28"
Latitude: North 38° 26' 18"
Elevation: 1275'

Map and Directions

 

Current sky conditions:

Call the Observatory at
(707) 833-6979
or see the
Clear Sky Chart

 

What to Wear:

Warm layers, gloves and hats. Wool socks and sturdy shoes are helpful. Nights can be very cold. Bring a flashlight. We will provide red cellophane covers to protect your night vision.

 

RFO Calendar

Upcoming RFO Events

Monthly Listing of Public Events and Classes

August 2017
  • Monday, 8/14/2017 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended
  • Tuesday, 8/15/2017 - RFO on KSVY
    Time: 8 AM - 12 Midnight (at -)
    • RFO will be on the air live at 8:20AM, Sonoma TV channel 27 (live stream http://www.svtv27.com/svtv-live-stream/) and KSVY 91.3FM. Tune us in!
  • Thursday, 8/17/2017 - RFO on KSRO
    Time: 8 AM - 12 Midnight (at -)
    • RFO will be live on the air at the KSRO studios in Santa Rosa at 8:15AM. KSRO 1350 AM and 103.5 FM. Tune us in!
  • Friday, 8/18/2017 - RFO on KSRO
    Time: 4:30 PM - 12 Midnight (at -)
    • RFO will be live on the air at the KSRO studios in Santa Rosa at 8:15AM. KSRO 1350 AM and 103.5 FM. Tune us in!
  • Saturday, 8/19/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 8/19/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 8/21/2017 - Solar Eclipse at Courthouse Square, Santa Rosa
    Time: 8 AM - 12 Noon
    • RFO will be at Santa Rosa's Courthouse Square from 8AM to noon on Monday, August 21st, for the solar eclipse. Sponsored by Shutterbug Camera and KSRO.
  • Monday, 8/21/2017 - Solar Eclipse at RFO
    Time: 8 AM - 12 Noon
    • -

September 2017
  • Saturday, 9/16/2017 - Observing Lab: Star Death
    Time: 7 PM - 12 Midnight
    • "Star Death: The End of Stellar Fusion" - An intensive telescope observing session after a brief presentation on the night's theme. Handouts/Observing Lists provided. Attendance limited to 10. ("Rain check" Wed, 9/20.) Fee: $30.
      Tickets Required
  • Monday, 9/18/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #1 of 6) Reservations Recommended
  • Saturday, 9/23/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 9/23/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Saturday, 9/30/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 9/30/2017 - Public Star Party - Astronomy Day
    Time: 8 PM - 12 Midnight

October 2017
  • Monday, 10/16/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #2 of 6) Reservations Recommended
  • Thursday, 10/19/2017 - What's Up
    Time: 7 PM - 12 Midnight (at -)
    • "What's Up" is a ticketed Star Party event for the public, limited to 30 visitors. Visit rfo.org or Brown Paper Tickets to purchase tickets.
  • Saturday, 10/21/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 10/21/2017 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 10/23/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #3 of 6) Reservations Recommended

November 2017
  • Saturday, 11/11/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 11/11/2017 - Public Star Party
    Time: 6 PM - 12 Midnight
  • Monday, 11/13/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #4 of 6) Reservations Recommended
  • Monday, 11/20/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #5 of 6) Reservations Recommended
  • Friday, 11/24/2017 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Friday, 11/24/2017 - Public Star Party
    Time: 6 PM - 12 Midnight
    • Public Star Party

December 2017
  • Monday, 12/11/2017 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended

January 2018
  • Saturday, 1/13/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 1/13/2018 - Public Star Party
    Time: 6 PM - 12 Midnight
  • Monday, 1/15/2018 - Night Sky Spring Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #1 of 6) Reservations Recommended

February 2018
  • Saturday, 2/10/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 2/10/2018 - Public Star Party
    Time: 7 PM - 12 Midnight
  • Monday, 2/12/2018 - Night Sky Spring Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #2 of 6) Reservations Recommended
  • Thursday, 2/15/2018 - What's Up?
    Time: 7 PM - 12 Midnight (at -)
    • What's Up? is RFO's limited ticket star party. The general public is invited to purchase tickets via Brown Paper Tickets.

March 2018
  • Monday, 3/12/2018 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #3 of 6) Reservations Recommended
  • Saturday, 3/17/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 3/17/2018 - Public Star Party
    Time: 8 PM - 12 Midnight

April 2018
  • Monday, 4/9/2018 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #4 of 6) Reservations Recommended
  • Saturday, 4/14/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 4/14/2018 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 4/16/2018 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #5 of 6) Reservations Recommended
  • Thursday, 4/19/2018 - What's Up?
    Time: 8 PM - 12 Midnight (at -)
    • What's Up? is RFO's limited ticket star party. The general public is invited to purchase tickets via Brown Paper Tickets.
  • Saturday, 4/21/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 4/21/2018 - Public Star Party - Astronomy Day
    Time: 8 PM - 12 Midnight

May 2018
  • Monday, 5/7/2018 - Night Sky Spring Series
    Time: 7:30 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended
  • Saturday, 5/12/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 5/12/2018 - Public Star Party
    Time: 8 PM - 12 Midnight

June 2018
  • Monday, 6/4/2018 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #1 of 6) Reservations Recommended
  • Saturday, 6/9/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 6/9/2018 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 6/11/2018 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #2 of 6) Reservations Recommended
  • Saturday, 6/16/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 6/16/2018 - Public Star Party
    Time: 8 PM - 12 Midnight

July 2018
  • Monday, 7/2/2018 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #3 of 6) Reservations Recommended
  • Saturday, 7/7/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 7/7/2018 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 7/9/2018 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #4 of 6) Reservations Recommended
  • Saturday, 7/14/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 7/14/2018 - Public Star Party
    Time: 8 PM - 12 Midnight

August 2018
  • Monday, 8/6/2018 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #5 of 6) Reservations Recommended
  • Thursday, 8/9/2018 - What's Up?
    Time: 8 PM - 12 Midnight (at -)
    • What's Up? is RFO's limited ticket star party. The general public is invited to purchase tickets via Brown Paper Tickets.
  • Saturday, 8/11/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 8/11/2018 - Public Star Party
    Time: 8 PM - 12 Midnight
    • We focus on Mars this evening, which is now just past opposition. Note that Mars observing will occur late, with the best observing after 11pm.
  • Sunday, 8/12/2018 - Perseids Event
    Time: 9 PM - 12 Midnight
    • RFO will be open this night for observing the Perseid Meteor Shower, with telescopes operating earlier in the evening for general observing. Note that the meteors don't get started until about 11pm with best viewing in the a.m. hours.
  • Monday, 8/13/2018 - Night Sky Summer Series
    Time: 8 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended

September 2018
  • Saturday, 9/8/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 9/8/2018 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Sunday, 9/9/2018 - Observing Lab: Star Death
    Time: 7 PM - 12 Midnight
    • "Star Death: The End of Stellar Fusion" - An intensive telescope observing session after a brief presentation on the night's theme. Handouts/Observing Lists provided. Attendance limited to 10. ("Rain check" Wed, 9/20.) Fee: $30. Reservations Required
  • Monday, 9/10/2018 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #1 of 6) Reservations Recommended

October 2018
  • Monday, 10/1/2018 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #2 of 6) Reservations Recommended
  • Saturday, 10/6/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 10/6/2018 - Public Star Party
    Time: 8 PM - 12 Midnight
  • Monday, 10/8/2018 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #3 of 6) Reservations Recommended
  • Thursday, 10/11/2018 - What's Up?
    Time: 7 PM - 12 Midnight (at -)
    • What's Up? is RFO's limited ticket star party. The general public is invited to purchase tickets via Brown Paper Tickets.
  • Saturday, 10/13/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 10/13/2018 - Public Star Party - Astronomy Day
    Time: 7 PM - 12 Midnight

November 2018
  • Monday, 11/5/2018 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #4 of 6) Reservations Recommended
  • Saturday, 11/10/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Saturday, 11/10/2018 - Public Star Party
    Time: 6 PM - 12 Midnight
  • Friday, 11/23/2018 - Public Solar Observing
    Time: 11 AM - 3 PM
    • Come and view our closest star and learn about sunspots, prominences, flares and more. We observe with both visible light and radio telescopes.
  • Friday, 11/23/2018 - Public Lunar Observing
    Time: 6 PM - 12 Midnight

December 2018
  • Monday, 12/3/2018 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #5 of 6) Reservations Recommended
  • Monday, 12/10/2018 - Night Sky Fall Series
    Time: 7 PM - 12 Midnight
    • Learn the constellations, stars, deep sky objects, and more. Includes observing. (Class #6 of 6) Reservations Recommended

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