Future large optical/infrared telescopes

European Extremely Large Telescope (2022): 39.3-meter, Cerro Armazones, Chile

Thirty Meter Telescope (2018):  30-meter, Mauna Kea, Hawaii

Giant Magellan Telescope (2020):  7 × 8.4-meter, Las Campanas, Chile

Large Synoptic Survey Telescope (2020):  8.4 m, El Peñón, Chile