Year
- Seasonal Sunset Watches (Sep 2021)
- Seasonal Sunset Watches! (Jun 2019)
- March 20 Spring Equinox Sunset Watch — 2019 (Mar 2019)
- December 21 Winter Solstice Sunset Watch — 2018 (Dec 2018)
- September 19 Fall Equinox Sunset Watch — 2018 (Sep 2018)
- June 16 Summer Solstice Sunset Watch — 2018 (Jun 2018)
- March 20 Spring Equinox Sunset Watch — 2018 (Mar 2018)
- December 21 Winter Solstice Sunset Watch–2017 (Dec 2017)
- September 22 Fall Equinox Sunset Watch–2017 (Sep 2017)
- June 20 Summer Solstice Sunset Watch –2017 (Jun 2017)
- March 20 Spring Equinox Sunset Watch — 2017 (Mar 2017)
- Summer Solstice Sunset Watch – 2014 (Jun 2014)
- Spring Equinox Sunset Watch – 2014 (Mar 2014)
- Winter Solstice Sunset Watch – 2013 (Dec 2013)
- Seasons “Cheat Sheet” (Mar 2011)
- Autumn Equinox Sunset Viewing – 2010 (Sep 2010)
- Summer Solstice Sunset – 2010 (Jun 2010)
- Earth-Centered Events (Mar 2010)
- Spring (Feb 2010)
- Mars Calendar (Jan 2010)
- Winter Solstice Sunset – 2009 (Dec 2009)
- Equinox Event (Sep 2009)
- Calendrical Conundrums (Dec 2008)
- The Star of Bethlehem (Dec 2008)