The James Webb Telescope has a two-story concave mirror that looks like a golden honeycomb shell.

NASA didn’t open that on Wednesday.

What it unfolded was a much smaller mirror – a round convex piece only 2.4 feet in diameter, about the size of a car tire. However, the Webb team cautions against underestimating its importance. As program manager Bill Oakes said during the live broadcast of the mission, “We’re about 600,000 miles from Earth and we actually have a telescope.” …

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