Thirty Meter Telescope

Astronomy's next generation observatory.

Recent News

Hawaii Board of Land and Natural Resources Approves Conservation District Use Permit to Build TMT on Maunakea


The State of Hawaii Board of Land and Natural Resources (BLNR) deliberated and decided to approve a Conservation District Use Permit (CDUP) that would allow construction of the Thirty Meter Telescope on Maunakea on Hawaii Island. more »

TMT’s Infrared Imaging Spectrograph (IRIS) Proceeding to Final Design Phase


Pasadena, CA – Nov. 13, 2017– Following a successful second IRIS Preliminary Design Phase Review (PDR-2) at the TMT Project Office in Pasadena, IRIS is proceeding into its Final Design phase. more »

TMT Signs Contract with Coherent Inc. to Polish Mirror Blanks * TMT primary mirrors enter production *


Pasadena, November 7, 2017 – Marking a major production milestone, TMT has entered into a contract with Coherent Inc., one of the world’s leading providers of lasers and laser-based technology for scientific, commercial and industrial customers, to polish its U.S. manufactured primary mirrors (M1) segments. more »

TMT WFOS China Partnership Meeting


Beijing, China (October 16, 2017) – Representatives from the Thirty Meter Telescope’s (TMT’s) Wide-Field Optical Spectrograph (WFOS) team and TMT’s China partners gathered recently in China to discuss potential collaboration during the next stage of the conceptual design of WFOS. more »

TMT Communications and Information System Ready to Enter Preliminary Design Phase


Last month, the TMT Communications and Information System (CIS) passed a key test, making it ready to enter its preliminary design phase. A Conceptual Design Review (CoDR) was held at the Project Office in Pasadena to evaluate the proposed conceptual design solution and the technical trade-offs considered for TMT’s network and security needs. more »

TMT begins investigating the ideas for future instruments


Call for TMT Instrumentation White Papers: The Thirty Meter Telescope Project, in concert with its Scientific Advisory Committee (SAC), announces a call for white papers proposing design studies for new instruments, adaptive optics systems, or other technical developments that would significantly enhance the scientific capability of TMT beyond first-light. more »