Why we need TMT

//Why we need TMT

I take issue with the recent letter of Tomas Belsky and Moanike‘ala Akaka regarding their comments on the scientific importance of the Thirty Meter Telescope. I am an astronomer, who during the past five decades has observed at most of the telescopes on Maunakea, as well as at telescopes elsewhere.

Mr. Belsky and Ms. Akaka are correct in stating that the Event Horizon Telescope, actually a group of telescopes stretching around the globe, was able to image a supermassive black hole in a distant galaxy without the TMT. But they are incorrect in suggesting that this shows the TMT is not needed and that existing telescopes will suffice.

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