• SEP

    Robotic Exploration of Titan with Dragonfly

    Wed at 05:00 PM Open to Public

    Dragonfly is a rotorcraft lander mission that will embark on a journey to Saturn's moon Titan in 2026. Selected as part of NASA's New Frontiers Program, Dragonfly will explore Titan's surface employing autonomous navigation with ground control providing only high-level waypoint and flight plan information. Carrying a suite of instruments, this robotic explorer will sample materials and determine surface composition in different geologic settings in order to characterize the habitability ... more

  • SEP

    The Exceptional Astronomical Discoveries of the Ancient Greeks

    Fri at 07:00 PM Open to Public

    7:00-7:30 p.m. - Virtual Lecture7:30-9:00 p.m. - Virtual Panel Q&A and Discussion Far surpassing all other ancient civilizations, the Greeks used the scientific method to discover Earth's shape, measure its circumference, calculate the size and distance of the Moon, and debate whether Earth orbits the Sun. I will tell the story of this remarkable civilization, discuss how they learned about the cosmos, and summarize the pivotal role their achievements played in kickstarting the ... more

  • SEP

    Astrophotography Special Interest Group Meeting

    Tue at 07:15 PM Open to Public

    Topic: Astrophotography sharing. Come talk about your summer experiences with astrophotography and learn from others! Zoom PW if needed: 394456 This group meets to discuss imaging and processing techniques. No experience or special equipment required! Meets second Tuesday of the month, normally in the Red Barn Classroom of the Museum of Flight. This meeting will be online for the foreseeable future during the global COVID pandemic.

  • SEP

    Goldendale Star Party

    Wed at 02:30 PM SAS Members Only

    This Goldendale Star Party (goldendale star party event) scheduled for Sep 16, 2020, 02:30 PM is cancelled. Due to Covid-19 concerns, Washington State Parks is closing the group campground until 2021.

  • SEP

    SOFIA: An Engineering & Scientific Marvel

    Wed at 07:00 PM Open to Public

    SOFIA, the Stratospheric Observatory for Infrared Astronomy, is a Boeing 747SP aircraft modified to carry a reflecting telescope with an effective diameter of 2.5 meters or 100 inches.. Flying into the stratosphere at 38,000-45,000 feet puts SOFIA above 99 percent of Earth’s infrared-blocking atmosphere, allowing astronomers to study the solar system and beyond in ways that are not possible with ground-based telescopes. From 7:00PM to 7:30PM new members and guests are invited ... more

  • SEP

    The Last Stargazers

    Thu at 06:00 PM Open to Public

    Join the NASA Night Sky Network to hear Dr. Emily Levesque share the science and adventures behind what it's like to be a professional astronomer and work at the world's cutting-edge observatories. A livestream will also be available to everyone via the Night Sky Network YouTube channel. Livestream: Find additional info about tonight's webinar on this resource page (NSN login required).: ... more

  • OCT

    SAS Board Meeting 3:00-5:00 p.m.

    Sun at 03:00 PM Open to Public

    The Seattle Astronomical Society Board Meeting is scheduled for 3:00 to 5:00 p.m. on October 4, 2020. The meeting will be on-line. All SAS Board Meetings are open to the public. Members must log in to the SAS website to see the link to the meeting. Non-members can email President@SeattleAstro.Org prior to the start of the meeting for the link.