Thirty Meter Telescope

Astronomy's Next-Generation Observatory

TMT's Mission and Values

TMT is committed to a community model of astronomy based on the values of respect, inclusion, and mutual stewardship.

TMT's Science and Technology

TMT is an extraordinary international scientific endeavor that will revolutionize our understanding of the universe and our place within it.

Maunakea

Maunakea is a truly unique place.

Community

TMT staff are part of the Hawaiʻi community and TMT firmly believes it is our kuleana (responsibility) to be active supporters of that community.

Latest From TMT

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Alignment and Phasing System Achieves Major Milestone: Advancing to Final Design Phase
September 23rd, 2024 Engineering & Technology

The Alignment and Phasing System (APS) team has progressed to the Final Design stage after successfully completing the Preliminary Design Review (PDR) for the APS Optical Bench and Instrument Control System (ICS).