For more information about TMT Hawaii, please visit https://www.maunakeaandtmt.org and https://www.maunakeaandtmt.org/get-the-facts

Thirty Meter Telescope

Astronomy's Next-Generation Observatory
Highlights

Explore the latest news, events and announcements from the TMT International Observatory

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July 18th, 2019 • Press Coverage
TMT Means Progress For Hawaii’s Future
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July 9th, 2019 • News
Facts about the TMT construction in Hawaii
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July 16th, 2019 • Press Coverage
Local support for Thirty Meter Telescope has been strong for years
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July 16th, 2019 • Press Coverage
Supporters of TMT voice their opinion regarding construction
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July 12th, 2019 • Associate Project Manager Blog
Searching for Leviathan, Part 2: Where To Look, and How Old Is It?
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July 10th, 2019 • News
GOVERNOR’S OFFICE – JOINT NEWS RELEASE – THIRTY METER TELESCOPE SET TO START CONSTRUCTION
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July 9th, 2019 • News
Coffee Chat on Mirror Segment Fabrication
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June 27th, 2019 • News
Subscribe for TMT Newsletter and stay up to date on TMT News
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June 25th, 2019 • News
Mission to Mars & Beyond
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June 25th, 2019 • Associate Project Manager Blog
Searching for Leviathan, Part 1: Origins
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June 24th, 2019 • News
Segment Support Assembly (SSA) Pre-Construction Meeting at Larsen & Toubro in India
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June 21st, 2019 • Press Coverage
DLNR issued notice to proceed on Thirty Meter Telescope yesterday
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June 20th, 2019 • Press Coverage
CILAS to make adaptive optics mirrors for giant Hawaii telescope
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June 20th, 2019 • News
Notice to Proceed Issued for TMT on Maunakea
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June 17th, 2019 • Associate Project Manager Blog
Video Interview with Professor Annapurni Subramaniam
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June 13th, 2019 • News
TIO Signs Contract for the TMT Deformable Mirrors
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June 12th, 2019 • Press Coverage
Astronomy and culture align with the Thirty Meter Telescope
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June 11th, 2019 • Press Coverage
TMT’s THINK Fund invests in education for Hawaii Island students
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May 28th, 2019 • News
TMT Executive Software Successfully Passes First Phase of Final Design Review
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May 24th, 2019 • Associate Project Manager Blog
Trip to Mumbai for the Opening of the “Vigyan Samagam”
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May 15th, 2019 • Press Coverage
TMT Hoping to add to new discoveries made atop Maunakea
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May 10th, 2019 • News
TMT Featured at the Mega Science Nationwide Roadshow in India
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May 9th, 2019 • Press Coverage
Reaching for the Stars: Astronomy’s Lifting Impact on Hawaii
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May 9th, 2019 • Press Coverage
Catch the science bug at India’s first global expo at Nehru Centre
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May 8th, 2019 • Press Coverage
A look at TMT’s potential economic impact on Hawaii’s Island economy
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April 23rd, 2019 • Press Coverage
Please support TMT, Astronomy
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April 15th, 2019 • Associate Project Manager Blog
Vídeo Entrevista con Gelys Trancho
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April 15th, 2019 • Associate Project Manager Blog
Video Interview with Gelys Trancho
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March 4th, 2019 • News
Great Progress Made on the India TMT Optical Fabrication Facility
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February 26th, 2019 • News
Dr. G.C. Anupama Becomes First Woman to Lead the Astronomical Society of India
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February 19th, 2019 • News
Contract Signed for TMT Primary Mirror Segment Support Production
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February 5th, 2019 • Press Coverage
From this year, India set to manufacture key components for largest ground-based observ...
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January 28th, 2019 • Press Coverage
Applications for STEM internships due Feb. 14
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January 23rd, 2019 • News
Design and Status of TMT presented at the University of California, San Diego
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January 15th, 2019 • Press Coverage
Hawaii students have IDEAS for a STEM Workforce
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December 19th, 2018 • News
Broadening Participation in Future Telescopes
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October 30th, 2018 • News
Hawaii Supreme Court Affirms TMT Permit
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October 11th, 2018 • News
TMT Executive Software Successfully Passes First Phase of Preliminary Design Review
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October 4th, 2018 • News
W. M. Keck Observatory Awarded NSF Grant To Develop Next-Generation Adaptive Optics System
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September 10th, 2018 • News
The TMT Primary Mirror System Successfully Passes Final Design Review

What is TMT?

The Thirty Meter Telescope is a new class of extremely large telescopes that will allow us to see deeper into space and observe cosmic objects with unprecedented sensitivity.

What will TMT Explore?

TMT will be a unique tool for probing many outstanding open questions in astronomy.

Who is building TMT?

The Thirty Meter Telescope is being designed and developed by the TMT International Observatory LLC (TIO).

Our Story So Far...

The Board of the Thirty Meter Telescope selected Maunakea in July 2009 after a rigorous five-year campaign spanning the entire globe that measured virtually every atmospheric feature that might affect the performance of the telescope.

Latest From TMT

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GOVERNOR’S OFFICE – JOINT NEWS RELEASE – THIRTY METER TELESCOPE SET TO START CONSTRUCTION
July 10th, 2019

HONOLULU – Gov. David Ige and the Thirty Meter Telescope International Observatory (TIO) today announced that construction of the Thirty Meter Telescope (TMT) will begin the week of July 15, 2019. The State Department of Transportation announced that Mauna Kea Access Road will be closed and there could be lane and other road closures associated with large equipment movement beginning July 15. In addition, hunting units A, K, and G in the...

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Coffee Chat on Mirror Segment Fabrication
July 9th, 2019 Engineering & Technology

TMT staff Glen Cole and Christophe Dumas have a coffee-break conversation about Glen’s last trip to Japan and update on TMT mirrors fabrication and verification.

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Facts about the TMT construction in Hawaii
July 9th, 2019 Science & Astronomy

For more information on TMT update in Hawaii, please visit https://www.maunakeaandtmt.org/.

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Subscribe for TMT Newsletter and stay up to date on TMT News
June 27th, 2019

We are pleased to announce the launch of our email newsletter.

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Mission to Mars & Beyond
June 25th, 2019 Education & Outreach

Last week, a group of aspiring young astronauts went through a simulation of a space mission, looking for signs of extraterrestrial life in our Solar System. The children acted out a script based on NASA/JPL's deployment of the Curiosity Rover on Mars, and also the movie "Europa Report" for the landing on Europa.