| Maunakea and Hawaiian Culture | Tuesday, 25 August 2020 — 3 p.m. MST | Tuesday, 25 August 2020 — 4 p.m. MST | Online event |
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 | SATCON1 press conference | Tuesday, 25 August 2020 — 11 a.m. MST | Tuesday, 25 August 2020 — noon MST | Online event |
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| Moon Phases Workshop | Thursday, 20 August 2020 — 6 p.m. MST | Thursday, 20 August 2020 — 7 p.m. MST | Online event |
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 | Visualizing Gemini with Joy Pollard | Wednesday, 19 August 2020 — 7 a.m. MST | Wednesday, 19 August 2020 — 7 a.m. MST | Online event |
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| Observatory Careers Q&A and Honua & Mahina to Scale | Saturday, 15 August 2020 — 1 p.m. MST | Saturday, 15 August 2020 — 2 p.m. MST | Online event |
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 | Discovering Nearby Worlds Through Citizen Science | Wednesday, 12 August 2020 — 7 a.m. MST | Wednesday, 12 August 2020 — 8 a.m. MST | Online event |
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 | Globe at Night August 2020 Campaign | Monday, 10 August 2020 — midnight MST | Wednesday, 19 August 2020 — midnight MST | Online event |
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 | La Tierra y Sus Amigos | Wednesday, 05 August 2020 — 7 a.m. MST | Wednesday, 05 August 2020 — 7 a.m. MST | Online event |
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 | Searching for the Most Distant Quasars in the Universe | Wednesday, 29 July 2020 — 7 a.m. MST | Wednesday, 29 July 2020 — 8 a.m. MST | Online event |
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| Moving the Stars with New Horizons | Wednesday, 22 July 2020 — 4 p.m. MST | Wednesday, 22 July 2020 — 5 p.m. MST | Online event |
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| Virtual Class Solar System for Primary Students | Tuesday, 21 July 2020 — 6 p.m. MST | Tuesday, 21 July 2020 — 7 p.m. MST | Online event |
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| Live from NOIRLab Classroom Edition | Friday, 17 July 2020 — midnight MST | Friday, 17 July 2020 — 1 a.m. MST | Online event |
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 | Big data para enseñanza media | Wednesday, 15 July 2020 — midnight MST | Thursday, 16 July 2020 — 1 a.m. MST | Online event |
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| Globe at Night July 2020 Campaign | Sunday, 12 July 2020 — midnight MST | Tuesday, 21 July 2020 — midnight MST | Online event |
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 | XI Seminario Habla Educador Day 5 (Chile) Cambio Climático | Friday, 10 July 2020 — 8 a.m. MST | Friday, 10 July 2020 — 9 a.m. MST | Online event |
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| XI Seminario Habla Educador Day 5 (Chile) Workshop Cambio Climático | Friday, 10 July 2020 — 8 a.m. MST | Friday, 10 July 2020 — 9 a.m. MST | Online event |
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 | XI Seminario Habla Educador Day 4 (Chile) Workshop Biodiversidad | Thursday, 09 July 2020 — 3 p.m. MST | Thursday, 09 July 2020 — 4 p.m. MST | Online event |
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| XI Seminario Habla Educador Day 4 (Chile) Biodiversidad | Thursday, 09 July 2020 — 8 a.m. MST | Thursday, 09 July 2020 — 9 a.m. MST | Online event |
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| Virtual Class Solar System for Primary Students | Wednesday, 08 July 2020 — 5 p.m. MST | Wednesday, 08 July 2020 — 6 p.m. MST | Online event |
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| Telescope Operations | Wednesday, 08 July 2020 — 4 p.m. MST | Wednesday, 08 July 2020 — 5 p.m. MST | Online event |
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| The Globe at Night Program with Connie Walker | Wednesday, 08 July 2020 — 4 p.m. MST | Wednesday, 08 July 2020 — 5 p.m. MST | Online event |
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 | XI Seminario Habla Educador Day 3 (Chile) Residuos | Wednesday, 08 July 2020 — 8 a.m. MST | Wednesday, 08 July 2020 — 9 a.m. MST | Online event |
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 | XI Seminario Habla Educador Day 2 (Chile) Protección de los Cielos | Tuesday, 07 July 2020 — 8 a.m. MST | Tuesday, 07 July 2020 — 9 a.m. MST | Online event |
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| XI Seminario Habla Educador Day 3 (Chile) Workshop Residuos | Monday, 06 July 2020 — 3 p.m. MST | Monday, 06 July 2020 — 4 p.m. MST | Online event |
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 | XI Seminario Habla Educador Day 1 (Chile) Workshop Agua | Monday, 06 July 2020 — 3 p.m. MST | Monday, 06 July 2020 — 4 p.m. MST | Online event |
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| XI Seminario Habla Educador Day 2 (Chile) Workshop Protección de los Cielos | Monday, 06 July 2020 — 3 p.m. MST | Monday, 06 July 2020 — 4 p.m. MST | Online event |
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 | XI Seminario Habla Educador Day 1 (Chile) Agua | Monday, 06 July 2020 — 8 a.m. MST | Monday, 06 July 2020 — 9 a.m. MST | Online event |
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 | Live from NOIRLab Conversatorio Eclipse | Thursday, 02 July 2020 — midnight MST | Friday, 03 July 2020 — 1 a.m. MST | Online event |
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| Solar Eclipses with Juan Seguel, Manuel Paredes and Robert Sparks | Wednesday, 01 July 2020 — 4 p.m. MST | Wednesday, 01 July 2020 — 5 p.m. MST | Online event |
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 | Stellar Census | Wednesday, 01 July 2020 — 4 p.m. MST | Wednesday, 01 July 2020 — 5 p.m. MST | Online event |
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 | Live from NOIRLab Meteoritos y Asteroides | Tuesday, 30 June 2020 — midnight MST | Wednesday, 01 July 2020 — 1 a.m. MST | Online event |
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 | Breaking the Solar System | Saturday, 27 June 2020 — 9:30 a.m. MST | Saturday, 27 June 2020 — 10:30 a.m. MST | Online event |
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 | Globe at Night | Thursday, 18 June 2020 — 1 p.m. MST | Thursday, 18 June 2020 — 2 p.m. MST | Online event |
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 | Random Adventures in Astrophotography | Wednesday, 17 June 2020 — 4 p.m. MST | Wednesday, 17 June 2020 — 5 p.m. MST | Online event |
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| Observatory Operations, Procedures and Instrumentation with the University of Hawai'i at Mānoa REU students | Wednesday, 17 June 2020 — 2 p.m. MST | Wednesday, 17 June 2020 — 3 p.m. MST | Online event |
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| Globe at Night June 2020 Campaign | Saturday, 13 June 2020 — midnight MST | Monday, 22 June 2020 — midnight MST | Online event |
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 | Grandes Telescopios, Grandes Datos | Thursday, 04 June 2020 — 1 p.m. MST | Thursday, 04 June 2020 — 1 p.m. MST | Online event |
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 | Rare Isotopes | Wednesday, 03 June 2020 — 4 p.m. MST | Wednesday, 03 June 2020 — 5 p.m. MST | Online event |
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 | Lightning on Jupiter | Wednesday, 27 May 2020 — 4 p.m. MST | Wednesday, 27 May 2020 — 5 p.m. MST | Online event |
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 | Astrophotography | Wednesday, 20 May 2020 — 4 p.m. MST | Wednesday, 20 May 2020 — 5 p.m. MST | Online event |
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 | Galaxias Enanas | Wednesday, 20 May 2020 — 4 p.m. MST | Wednesday, 20 May 2020 — 4 p.m. MST | Online event |
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 | Eclipse 2020 Talk for UFRO | Friday, 15 May 2020 — 4 p.m. MST | Friday, 15 May 2020 — 5 p.m. MST | Online event |
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| Globe at Night May 2020 Campaign | Thursday, 14 May 2020 — midnight MST | Saturday, 23 May 2020 — midnight MST | Online event |
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| The Globe at Night | Wednesday, 13 May 2020 — 4 p.m. MST | Wednesday, 13 May 2020 — 4 p.m. MST | Online event |
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| Eclipse 2020 Training Talk | Tuesday, 12 May 2020 — 3 p.m. MST | Tuesday, 12 May 2020 — 4 p.m. MST | Online event |
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 | The Expanding Universe | Saturday, 09 May 2020 — 9:30 a.m. MST | Saturday, 09 May 2020 — 10:30 a.m. MST | Online event |
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| Planispheres | Friday, 08 May 2020 — 2:30 p.m. MST | Friday, 08 May 2020 — 3:30 p.m. MST | Online event |
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 | Astronomía a Gran Escala | Thursday, 07 May 2020 — midnight MST | Friday, 08 May 2020 — 1 a.m. MST | Online event |
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| Things that Go Bang in the Night | Wednesday, 06 May 2020 — 4 p.m. MST | Wednesday, 06 May 2020 — 4 p.m. MST | Online event |
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| Gravitational Lensing | Friday, 01 May 2020 — 2:30 p.m. MST | Friday, 01 May 2020 — 3:30 p.m. MST | Online event |
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| Gemini, CFHT and GRACES | Thursday, 30 April 2020 — 6 p.m. MST | Thursday, 30 April 2020 — 7 p.m. MST | Online event |
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| Phases of the Moon | Friday, 24 April 2020 — 2:30 p.m. MST | Friday, 24 April 2020 — 3:30 p.m. MST | Online event |
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| Adaptive Optics | Thursday, 23 April 2020 — 6 p.m. MST | Thursday, 23 April 2020 — 7 p.m. MST | Online event |
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| Óptica Adaptativa | Thursday, 23 April 2020 — midnight MST | Friday, 24 April 2020 — 1 a.m. MST | Online event |
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| The Moon and Lyrid Meteors | Thursday, 23 April 2020 — midnight MST | Friday, 24 April 2020 — 1 a.m. MST | Online event |
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| Alignment of Planets and the Constellation Leo | Friday, 17 April 2020 — midnight MST | Saturday, 18 April 2020 — 1 a.m. MST | Online event |
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| Óptica Adaptativa | Thursday, 16 April 2020 — midnight MST | Friday, 17 April 2020 — 1 a.m. MST | Online event |
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| Globe at Night April 2020 Campaign | Tuesday, 14 April 2020 — midnight MST | Thursday, 23 April 2020 — midnight MST | Online event |
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| Dark Skies | Thursday, 09 April 2020 — 2:30 p.m. MST | Thursday, 09 April 2020 — 3:30 p.m. MST | Online event |
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| Scale of the Solar System | Friday, 03 April 2020 — 2:30 p.m. MST | Friday, 03 April 2020 — 3:30 p.m. MST | Online event |
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| Big-Data Rush: Mining Time-Domain Data of Local Stellar Populations | Monday, 30 March 2020 — 9 a.m. MST | Monday, 30 March 2020 — 10 a.m. MST | AURA Lecture Hall |
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| Globe at Night March 2020 Campaign | Saturday, 14 March 2020 — midnight MST | Tuesday, 24 March 2020 — midnight MST | Online event |
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| Ha:san class visit | Wednesday, 11 March 2020 — 1:20 p.m. MST | Wednesday, 11 March 2020 — 2:20 p.m. MST | Ha:san Preparatory & Leadership School | 1333 E 10th St. Tucson, AZ 85719 |
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| STAR CLUSTERS 2020 | Monday, 09 March 2020 — noon MST | Wednesday, 11 March 2020 — noon MST | La Serena, Chile |
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 | Variable Stars and the Expanding Universe | Saturday, 07 March 2020 — 9:30 a.m. MST | Saturday, 07 March 2020 — 10:30 a.m. MST | NOIRLab Headquarters | 950 North Cherry Ave., Tucson, AZ 85719 |
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| Dark Skies @ Cooper Center | Thursday, 05 March 2020 — 6 p.m. MST | Thursday, 05 March 2020 — 7 p.m. MST | Cooper Center for Environmental Learning | 5403 W Trails End Rd, Tucson, AZ 85745 |
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| Public Talk: Moon to Mars Missions | Wednesday, 04 March 2020 — 8 p.m. MST | Wednesday, 04 March 2020 — 9 p.m. MST | University of Hawaiʻi at Hilo |
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| Journey Through the Universe Astronomy Educator Reception | Monday, 02 March 2020 — 8 p.m. MST | Monday, 02 March 2020 — 9 p.m. MST | Hilo Yacht Club |
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| Journey Through the Universe Classroom Visits (March 2 - 6, 2020) | Monday, 02 March 2020 — midnight MST | Monday, 02 March 2020 — 6 p.m. MST | Hawai'i Island K-12 Schools |
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| Training of Tourism Guides in Astronomy, Level II | Friday, 28 February 2020 — 8 a.m. MST | Friday, 28 February 2020 — 9 a.m. MST | Salamanca |
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| Dark Skies @ Cooper Center | Thursday, 27 February 2020 — 6 p.m. MST | Thursday, 27 February 2020 — 7 p.m. MST | Cooper Center for Environmental Learning | 5403 W Trails End Rd, Tucson, AZ 85745 |
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| TOCC Star Party | Wednesday, 26 February 2020 — 6:30 p.m. MST | Wednesday, 26 February 2020 — 7:30 p.m. MST | Tohono O'odham Community College | Arizona Highway 86, Milepost 125.5 N. Sells, AZ |
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| Galaxies at High z: The MUSE Revolution | Wednesday, 26 February 2020 — 1 p.m. MST | Wednesday, 26 February 2020 — 2 p.m. MST | AURA Lecture Hall |
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| Training of Tourism Guides in Astronomy, Level II | Saturday, 22 February 2020 — 8 a.m. MST | Saturday, 22 February 2020 — 9 a.m. MST | Salamanca |
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| Student Shadow Program | Friday, 21 February 2020 — 5:30 p.m. MST | Friday, 21 February 2020 — 6:30 p.m. MST | Gemini North Hilo Base Facility | 670 N A’ohoku Place Hilo, Hawaii, 96720, USA |
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| Training of Tourism Guides in Astronomy, Level II | Friday, 21 February 2020 — 8 a.m. MST | Friday, 21 February 2020 — 9 a.m. MST | Salamanca |
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| Stargazing at Expo Choapa 2020 | Thursday, 20 February 2020 — 6 p.m. MST | Thursday, 20 February 2020 — 10 p.m. MST | Salamanca |
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| Dark Skies @ Cooper Center | Tuesday, 18 February 2020 — 6 p.m. MST | Tuesday, 18 February 2020 — 7 p.m. MST | Cooper Center for Environmental Learning | 5403 W Trails End Rd, Tucson, AZ 85745 |
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| Globe at Night February 2020 Campaign | Friday, 14 February 2020 — midnight MST | Monday, 24 February 2020 — midnight MST | Online event |
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| Dark Skies @ Cooper Center | Thursday, 13 February 2020 — 6 p.m. MST | Thursday, 13 February 2020 — 7 p.m. MST | Cooper Center for Environmental Learning | 5403 W Trails End Rd, Tucson, AZ 85745 |
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| Ha:san class visit | Wednesday, 12 February 2020 — 1:20 p.m. MST | Wednesday, 12 February 2020 — 2:20 p.m. MST | Ha:san Preparatory & Leadership School | 1333 E 10th St. Tucson, AZ 85719 |
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| Math Moves You | Monday, 10 February 2020 — 9 a.m. MST | Monday, 10 February 2020 — 10 a.m. MST | University of Arizona Student Union | 1303 E University Blvd, Tucson, AZ 85719 |
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| Math Moves You LDP training | Sunday, 09 February 2020 — 1 p.m. MST | Sunday, 09 February 2020 — 2 p.m. MST | Hilton El Conquistador | 10000 N Oracle Rd, Tucson, AZ 85704 |
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| Dark Skies @ Cooper Center | Thursday, 06 February 2020 — 6 p.m. MST | Thursday, 06 February 2020 — 7 p.m. MST | Cooper Center for Environmental Learning | 5403 W Trails End Rd, Tucson, AZ 85745 |
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| JWST Proposal Workshop | Thursday, 06 February 2020 — noon MST | Friday, 07 February 2020 — noon MST | Hilo, Hawai'i |
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| Ha:san class visit | Wednesday, 05 February 2020 — 1:20 p.m. MST | Wednesday, 05 February 2020 — 2:20 p.m. MST | Ha:san Preparatory & Leadership School | 1333 E 10th St. Tucson, AZ 85719 |
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| Tohono O'odham Education Summit | Monday, 03 February 2020 — 11:30 a.m. MST | Monday, 03 February 2020 — 12:30 p.m. MST | Baboquivari High School | Indian Route 19 Mile Marker 19.5, Sells, AZ 85634 |
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| Tohono O'odham Rodeo and Fair | Friday, 31 January 2020 — 10 a.m. MST | Friday, 31 January 2020 — 5 p.m. MST | Sells Rodeo Grounds Sells, AZ |
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| Dark Skies @ Cooper Center | Thursday, 30 January 2020 — 6 p.m. MST | Thursday, 30 January 2020 — 7 p.m. MST | Cooper Center for Environmental Learning | 5403 W Trails End Rd, Tucson, AZ 85745 |
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| Feria de Ciencias Explora Coquimbo | Thursday, 30 January 2020 — 10 a.m. MST | Thursday, 30 January 2020 — 11 a.m. MST | El Molle, Vicuna |
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| Astronomy in South Africa: SALT, SKA and Growing the Local Community | Wednesday, 29 January 2020 — 8 a.m. MST | Wednesday, 29 January 2020 — 9 a.m. MST | AURA Lecture Hall |
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| Ellison Onizuka Day | Saturday, 25 January 2020 — 5:30 p.m. MST | Saturday, 25 January 2020 — 6:30 p.m. MST | University of Hawaiʻi at Hilo |
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| Dark Skies @ Cooper Center | Thursday, 23 January 2020 — 6 p.m. MST | Thursday, 23 January 2020 — 7 p.m. MST | Cooper Center for Environmental Learning | 5403 W Trails End Rd, Tucson, AZ 85745 |
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| TOCC Career Fair | Thursday, 23 January 2020 — 10 a.m. MST | Thursday, 23 January 2020 — 11 a.m. MST | Tohono O'odham Community College | Arizona Highway 86, Milepost 125.5 N. Sells, AZ |
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| Cholla High School Star Party | Sunday, 19 January 2020 — 5 p.m. MST | Sunday, 19 January 2020 — 6 p.m. MST | Cholla High School. Starpass Rd. Tucson, AZ |
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| Globe at Night January 2020 Campaign | Thursday, 16 January 2020 — midnight MST | Saturday, 25 January 2020 — midnight MST | Online event |
|---|
| Ha:san class visit | Wednesday, 08 January 2020 — 1:20 p.m. MST | Wednesday, 08 January 2020 — 2:20 p.m. MST | Ha:san Preparatory & Leadership School | 1333 E 10th St. Tucson, AZ 85719 |
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| AAS Exhibit Hall Student Visit | Tuesday, 07 January 2020 — 9 a.m. MST | Tuesday, 07 January 2020 — 5 p.m. MST | Hawai'i Convention Center | 1801 Kalakaua Ave., Honolulu, HI 96815 |
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| AAS 235 | Saturday, 04 January 2020 — 8 a.m. MST | Wednesday, 08 January 2020 — 5 p.m. MST | None |
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| Training of Tourism Guides in Astronomy, Level II | Friday, 20 December 2019 — 9 a.m. MST | Friday, 20 December 2019 — 10 a.m. MST | Salamanca |
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