| Rubin Community Workshop | Monday, 22 July 2024 — noon MST | Friday, 26 July 2024 — noon MST | SLAC at Menlo Park, California |
| The scientific landscape for Extremely Large Telescopes in light of JWST. Part II. Asia | Monday, 03 June 2024 — 8 a.m. MST | Friday, 07 June 2024 — 5 p.m. MST | Tohoku University, Katahira Campus, Japan |
| Rare Gems in Big Data | Monday, 20 May 2024 — midnight MST | Thursday, 23 May 2024 — midnight MST | Tucson, Arizona |
| The Scientific Landscape for Extremely Large Telescopes in light of JWST. Part I. Americas. | Monday, 11 December 2023 — 6 a.m. MST | Friday, 15 December 2023 — 6 a.m. MST | UCLA Faculty Center, University of California, Los Angeles, USA |
| Windows on the Universe: Establishing the Infrastructure for a Collaborative Multi-messenger Ecosystem | Monday, 16 October 2023 — 8 a.m. MST | Wednesday, 18 October 2023 — 5 p.m. MST | Tucson, Arizona |
| IAU Symposium 385: Astronomy and Satellite Constellations: Pathways Forward | Monday, 02 October 2023 — 6 a.m. MST | Friday, 06 October 2023 — 6 p.m. MST | Santa Cruz de La Palma, Spain |
| Rubin Project & Community Workshop 2023 (PCW 2023) | Monday, 07 August 2023 — 9 a.m. MST | Friday, 11 August 2023 — 5 p.m. MST | None |
| La Serena School for Data Science | Monday, 07 August 2023 — 8 a.m. MST | Thursday, 17 August 2023 — 8 a.m. MST | None |
| CASCA 2023 | Monday, 12 June 2023 — 6 a.m. MST | Friday, 16 June 2023 — 6 p.m. MST | Penticton, BC |
| AAS 242 | Monday, 05 June 2023 — midnight MST | Thursday, 08 June 2023 — midnight MST | Albuquerque, New Mexico |
| Adaptive Optics Strategic Response Workshop | Tuesday, 16 May 2023 — 8 a.m. MST | Thursday, 18 May 2023 — noon MST | Lake Arrowhead, CA |
| AAS 241 | Sunday, 08 January 2023 — 7 p.m. MST | Thursday, 12 January 2023 — 4 p.m. MST | Seattle, Washington |
| DECam at 10 years — Looking Back, Looking Forward | Monday, 12 September 2022 — 8 a.m. MST | Wednesday, 14 September 2022 — 4 p.m. MST | Tucson, Arizona |
| Rubin 2022 Project and Community Workshop | Monday, 08 August 2022 — 9 a.m. MST | Friday, 12 August 2022 — 5 p.m. MST | Tucson, Arizona |
| Towards a World Standard for Dark and Quiet Sky Protection | Thursday, 04 August 2022 — 6 p.m. MST | Tuesday, 09 August 2022 — 6 p.m. MST | Busan Exhibition & Convention Center, 55 APEC-ro, U-dong, Haeundae, Busan, South Korea |
| IAU XXXI General Assembly | Tuesday, 02 August 2022 — 4 p.m. MST | Thursday, 11 August 2022 — 3 a.m. MST | Busan Exhibition & Convention Center, 55 APEC-ro, U-dong, Haeundae, Busan, South Korea |
| Gemini Science Meeting | Tuesday, 26 July 2022 — 11 p.m. MST | Friday, 29 July 2022 — 1 a.m. MST | Millennium Hilton, Seoul, South Korea |
| AAS 240 | Sunday, 12 June 2022 — 7 p.m. MST | Thursday, 16 June 2022 — 7:30 p.m. MST | None |
| From Data to Software to Science with the Rubin Observatory LSST | Monday, 28 March 2022 — 4:30 a.m. MST | Wednesday, 30 March 2022 — 2 p.m. MST | Flatiron Institute |
| Dark and Quiet Skies for Science and Society II | Sunday, 03 October 2021 — 1 a.m. MST | Thursday, 07 October 2021 — 9 a.m. MST | Online event |
| Gemini Observatory Science Meeting 2021 | Monday, 23 August 2021 — 2 p.m. MST | Thursday, 26 August 2021 — 6 p.m. MST | Online event |
| 2021 Rubin Project and Community Workshop | Monday, 09 August 2021 — 8 a.m. MST | Friday, 13 August 2021 — 5 p.m. MST | Online event |
| SATCON2 | Monday, 12 July 2021 — 9 a.m. MST | Friday, 16 July 2021 — 9 a.m. MST | Online event |
| AAS 237 | Sunday, 10 January 2021 — 8 a.m. MST | Friday, 15 January 2021 — 5 p.m. MST | Online event |
| Dark and Quiet Skies for Science and Society | Monday, 05 October 2020 — 8 a.m. MST | Friday, 09 October 2020 — 10 a.m. MST | Online event |
| STAR CLUSTERS 2020 | Monday, 09 March 2020 — noon MST | Wednesday, 11 March 2020 — noon MST | La Serena, Chile |
| JWST Proposal Workshop | Thursday, 06 February 2020 — noon MST | Friday, 07 February 2020 — noon MST | Hilo, Hawai'i |
| AAS 235 | Saturday, 04 January 2020 — 8 a.m. MST | Wednesday, 08 January 2020 — 5 p.m. MST | None |
| White Dwarfs as probes of fundamental physics and tracers of planetary, stellar & galactic evolution | Monday, 21 October 2019 — noon MST | Friday, 25 October 2019 — noon MST | Hilo, Hawai'i |
| TOM Toolkit Workshop: Managing Follow-up Observations in the Era of ZTF and LSST | Monday, 30 September 2019 — 7 p.m. MST | Friday, 04 October 2019 — 7 p.m. MST | Pasadena, CA |
| Dusting the Universe | Monday, 04 March 2019 — 6 a.m. MST | Friday, 08 March 2019 — 6 a.m. MST | Tucson, Arizona |
| Massively multiplexed spectroscopy with MSE: Science, Project and Vision | Tuesday, 26 February 2019 — 6 a.m. MST | Thursday, 28 February 2019 — 6 a.m. MST | Tucson, Arizona |
| Breakthrough Science with the Thirty-Meter-Telescope | Monday, 10 December 2018 — 6 a.m. MST | Wednesday, 12 December 2018 — 6 a.m. MST | Pasadena, CA |
| US ELT Key Science Program Development Workshop | Wednesday, 14 November 2018 — 6 a.m. MST | Friday, 16 November 2018 — 6 p.m. MST | Tucson, Arizona |
| U.S. ELT Key Science Program Development Workshop | Wednesday, 14 November 2018 — 6 a.m. MST | Sunday, 18 November 2018 — 6 a.m. MST | Tucson, Arizona |
| The Science and Evolution of Gemini Observatory 2018 | Sunday, 22 July 2018 — 6 a.m. MST | Thursday, 26 July 2018 — 6 p.m. MST | San Francisco, CA |
| DECam Community Science Workshop 2018: Science Highlights, Coming Opportunities, LSST Synergies | Monday, 21 May 2018 — 6 a.m. MST | Tuesday, 22 May 2018 — 6 p.m. MST | Tucson, Arizona |
| DESI Collaboration Meeting | Friday, 23 March 2018 — 6 a.m. MST | Sunday, 25 March 2018 — 6 p.m. MST | Tucson, Arizona |
| Big Questions, Big Surveys, Big Data: Astronomy & Cosmology in the 2020s | Sunday, 11 March 2018 — 6 a.m. MST | Friday, 16 March 2018 — 6 p.m. MST | Snowbird UT |
| NOAO Community Needs for Science in the 2020s | Tuesday, 20 February 2018 — 6 a.m. MST | Wednesday, 21 February 2018 — 6 p.m. MST | Tucson, Arizona |
| TMT: Beyond First Light - 2017 TMT Science Forum | Tuesday, 07 November 2017 — 6 a.m. MST | Thursday, 09 November 2017 — 6 p.m. MST | Mysore |
| Searching for Dwarf Companions of the Milky Way and Beyond in the LSST Era | Wednesday, 11 October 2017 — 6 a.m. MST | Friday, 13 October 2017 — 6 p.m. MST | Tucson, Arizona |
| Building the Infrastructure for Time-Domain Alert Science in the LSST Era | Monday, 22 May 2017 — 6 a.m. MST | Thursday, 25 May 2017 — 6 p.m. MST | Tucson, Arizona |
| International Partnership for Global Astronomy - 2016 TMT Science Forum | Tuesday, 24 May 2016 — 6 a.m. MST | Thursday, 26 May 2016 — 6 p.m. MST | Kyoto |
| Maximizing Science in the Era of LSST: A Community-based Study of Needed US OIR Capabilities | Monday, 02 May 2016 — 6 a.m. MST | Wednesday, 04 May 2016 — 6 p.m. MST | Oracle, Arizona |
| IAU General Assembly 2015 FM 21: Mitigating Threats of Light Pollution & Radio Frequency Interference | Tuesday, 11 August 2015 — 10:30 a.m. MST | Thursday, 13 August 2015 — 12:30 p.m. MST | Hawai'i Convention Center | 1801 Kalakaua Ave., Honolulu, HI 96815 |
| Maximizing Transformative Science with TMT - 2015 TMT Science Forum | Tuesday, 23 June 2015 — 6 a.m. MST | Thursday, 25 June 2015 — 6 p.m. MST | Washington D.C |
| DECam Community Science Workshop | Wednesday, 11 March 2015 — 6 a.m. MST | Friday, 13 March 2015 — 6 p.m. MST | Tucson, Arizona |
| Tools for Astronomical Big Data | Monday, 09 March 2015 — 6 a.m. MST | Wednesday, 11 March 2015 — 6 p.m. MST | Tucson, Arizona |
| TMT in the Astronomical Landscape of the 2020s - 2014 TMT Science Forum | Thursday, 17 July 2014 — 6 a.m. MST | Saturday, 19 July 2014 — 6 p.m. MST | Tucson, Arizona |
| 2013 TMT Science Forum | Sunday, 22 June 2014 — 6 a.m. MST | Monday, 23 June 2014 — 6 p.m. MST | Waikoloa, Hawaii |
| Fifty years of wide field studies in the Southern Hemisphere: Resolved Stellar Populations in the Galactic Bulge and the Magellanic Clouds | Monday, 06 May 2013 — 6 a.m. MST | Thursday, 09 May 2013 — 6 p.m. MST | La Serena, Chile |
| Spectroscopy in the Era of LSST | Thursday, 11 April 2013 — 6 a.m. MST | Friday, 12 April 2013 — 6 p.m. MST | Tucson, Arizona |
| Binary Black Holes & Dual AGN: A Workshop in Memory of David S. De Young | Thursday, 29 November 2012 — 6 a.m. MST | Friday, 30 November 2012 — 6 p.m. MST | Tucson, Arizona |
| Gemini Science Meeting 2012 | Tuesday, 17 July 2012 — 6 a.m. MST | Friday, 20 July 2012 — 6 p.m. MST | San Francisco, CA |
| The Great Andromeda Galaxy: A workshop to celebrate Martin Schwarzschild’s Centennial | Monday, 18 June 2012 — 6 a.m. MST | Wednesday, 20 June 2012 — 6 p.m. MST | Princeton University |
| Highly Multiplexed Spectroscopy with BigBOSS on the Mayall Telescope: An NOAO Community Workshop | Tuesday, 13 September 2011 — 6 a.m. MST | Wednesday, 14 September 2011 — 6 p.m. MST | Tucson, Arizona |
| Seeing the big picture: DECam Community Workshop | Thursday, 18 August 2011 — 6 a.m. MST | Friday, 19 August 2011 — 6 p.m. MST | Tucson, Arizona |
| Seeing the Big Picture: DECam Workshop | Thursday, 18 August 2011 — 6 a.m. MST | Friday, 19 August 2011 — 6 p.m. MST | Tucson, Arizona |
| IAU Symposium 283, Planetary Nebulae - An Eye to the Future | Monday, 25 July 2011 — 6 a.m. MST | Friday, 29 July 2011 — 6 p.m. MST | Puerto de la Cruz, Tenerife |
| First International Symposium of Science with the SOAR Telescope | Sunday, 15 May 2011 — 6 a.m. MST | Thursday, 19 May 2011 — 6 p.m. MST | Maresias Beach |
| A Workshop on Massive Galaxies over Cosmic Time III | Monday, 08 November 2010 — 6 a.m. MST | Wednesday, 10 November 2010 — 6 p.m. MST | Tucson, Arizona |
| Gemini Data Workshop | Monday, 19 July 2010 — 6 a.m. MST | Thursday, 22 July 2010 — 6 p.m. MST | Tucson, Arizona |
| Science with Adaptive Optics - A "Meeting Within at Meeting" at the Pasadena AAS Meeting | Monday, 07 June 2010 — 6 a.m. MST | Friday, 11 June 2010 — 6 p.m. MST | Pasadena, CA |
| 50th Anniversary Symposia: The Eventful Universe | Wednesday, 17 March 2010 — 6 a.m. MST | Wednesday, 17 March 2010 — 6 p.m. MST | Tucson, Arizona |
| The Eventful Universe | Wednesday, 17 March 2010 — 6 a.m. MST | Saturday, 20 March 2010 — 6 p.m. MST | Tucson, Arizona |
| 50th Anniversary Symposia: From First Light to Newborn Stars | Sunday, 14 March 2010 — 6 a.m. MST | Wednesday, 17 March 2010 — 6 p.m. MST | Tucson, Arizona |
| Massive Galaxies Over Cosmic Time 3: The Role of Gas and Dust | Monday, 08 March 2010 — 6 a.m. MST | Wednesday, 10 March 2010 — 6 p.m. MST | Tucson, Arizona |
| Science with Adaptive Optics on Large Telescopes | Sunday, 07 June 2009 — 6 a.m. MST | Thursday, 11 June 2009 — 6 p.m. MST | Tucson, Arizona |
| Hotwiring the Transient Universe II | Sunday, 26 April 2009 — 6 a.m. MST | Thursday, 30 April 2009 — 6 p.m. MST | Santa Cruz, CA |
| Wild Stars in the Old West II | Sunday, 15 March 2009 — 6 a.m. MST | Thursday, 19 March 2009 — 6 p.m. MST | Tucson, Arizona |
| Science with Giant Telescopes | Sunday, 15 June 2008 — 6 a.m. MST | Wednesday, 18 June 2008 — 6 p.m. MST | Chicago, IL |
| The Dark Energy Survey, International Collaboration Meeting | Wednesday, 23 April 2008 — 6 a.m. MST | Friday, 25 April 2008 — 6 p.m. MST | La Serena, Chile |
| The Dark Energy Survey - International Collaboration Meeting | Wednesday, 23 April 2008 — 6 a.m. MST | Friday, 25 April 2008 — 6 p.m. MST | La Serena, Chile |
| Hot-wiring the Transient Universe: A Joint VOEvent & HTN Workshop | Monday, 04 June 2007 — 6 a.m. MST | Thursday, 07 June 2007 — 6 p.m. MST | Tucson, Arizona |
| ReSTAR - Renewing Small Telescopes for Astronomical Research | Monday, 14 May 2007 — 6 a.m. MST | Tuesday, 15 May 2007 — 6 p.m. MST | Tucson, Arizona |
| 3rd Community Workshop on the Ground-Based O/IR System | Thursday, 16 November 2006 — 6 a.m. MST | Friday, 17 November 2006 — 6 p.m. MST | Scottsdale, AZ |
| Third Community Workshop on the Ground-Based O/IR System Building a Strategic Plan for Instrumenting Large Telescopes | Wednesday, 15 November 2006 — 6 a.m. MST | Friday, 17 November 2006 — 6 p.m. MST | Tucson, Arizona |
| Future Directions for Interferometry | Monday, 13 November 2006 — 6 a.m. MST | Wednesday, 15 November 2006 — 6 p.m. MST | Tucson, Arizona |
| Belton Symposium: Journey Through the Solar System | Friday, 10 November 2006 — 6 a.m. MST | Saturday, 11 November 2006 — 6 p.m. MST | Tucson, Arizona |
| A Workshop on Massive Galaxies over Cosmic Time II | Wednesday, 01 November 2006 — 6 a.m. MST | Friday, 03 November 2006 — 6 p.m. MST | Tucson, Arizona |
| Probing the Dark Universe with Subaru and Gemini | Monday, 07 November 2005 — 6 a.m. MST | Wednesday, 09 November 2005 — 6 p.m. MST | Waikoloa, Hawaii |
| Science with LSST and Other Large Surveys: Community Access and Utilization of Future Archives or What will LSST do for You? | Monday, 20 September 2004 — 6 a.m. MST | Wednesday, 22 September 2004 — 6 p.m. MST | University of Washington, Seattle, WA |
| Building the System from the Ground Up: 2nd Community Workshop on the GB O/IR System | Thursday, 13 May 2004 — 6 a.m. MST | Friday, 14 May 2004 — 6 p.m. MST | Alexandria, VA |
| Observing Dark Energy | Thursday, 18 March 2004 — 6 a.m. MST | Saturday, 20 March 2004 — 6 p.m. MST | Tucson, Arizona |
| NOAO Workshop to coordinate a groundbased observing campaign of comet 9P/Tempel 1 | Monday, 23 February 2004 — 6 a.m. MST | Monday, 23 February 2004 — 6 p.m. MST | Tucson, Arizona |
| Astrobiology Graduate Conference | Wednesday, 07 January 2004 — 6 a.m. MST | Saturday, 10 January 2004 — 6 p.m. MST | Tucson, Arizona |
| Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids | Tuesday, 03 September 2002 — 6 a.m. MST | Friday, 06 September 2002 — 6 p.m. MST | Arlington, Virginia |
| Debris Disks and the Formation of Planets: A Symposium in Memory of Fred Gillet | Thursday, 11 April 2002 — 6 a.m. MST | Saturday, 13 April 2002 — 6 p.m. MST | Tucson, Arizona |
| Large-aperture Synoptic Survey Telescope Workshop | Monday, 05 November 2001 — 6 a.m. MST | Tuesday, 06 November 2001 — 6 p.m. MST | Tucson, Arizona |
| Tucson Workshop on Next Generation Wide Field MultiObject Spectroscopy | Thursday, 11 October 2001 — 6 a.m. MST | Friday, 12 October 2001 — 6 p.m. MST | Tucson, Arizona |
| The First Workshop on the O/IR Ground-based System | Friday, 27 October 2000 — 6 a.m. MST | Saturday, 28 October 2000 — 6 p.m. MST | Phoenix, Arizona |
| NOAO Small Telescopes Workshop | Sunday, 12 January 1997 — 6 a.m. MST | Tuesday, 14 January 1997 — 6 p.m. MST | Toronto, Canada |
| The Role of Small Telescopes in Modern Astronomy | Monday, 14 October 1996 — 6 a.m. MST | Tuesday, 15 October 1996 — 6 p.m. MST | None |