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Exploring the Universe, Sharing its Wonders

The International Gemini Observatory consists of twin 8.1-meter diameter optical/infrared telescopes located on two of the best observing sites on the planet. From their locations on Maunakea in Hawai‘i and Cerro Pachón in Chile, Gemini Observatory's telescopes can collectively access the entire sky.

The international Gemini Observatory is operated by NSF's NOIRLab.

Announcements

October 25, 2023

Gemini North and South Observing Databases Accessible; DD and PW Proposals now Accepted for GN

October 9, 2023

The Gemini South Maintenance Shutdown

October 3, 2023

General Announcements

Telescope Operations Restored After Cybersecurity Incident at NSF’s NOIRLab

September 6, 2023

General Announcements

2024A Gemini Observatory Call for Proposals and GHOST Shared-Risk Call for Proposals Released

All Announcements

Access the Calls for Proposals
Semester Program:	2024A CfP	Closed
Large and Long Program:	2023B LLP CfP	Closed
Fast Turnaround:	This month's CfP	Open

Press Releases & Features

November 22, 2023 | Press Release

NSF’s NOIRLab On Track to Reduce Carbon Emissions by Half