Nancy Roman Telescope’s Primary 2.4-Meter Mirror is Ready

Artist's impression of the Nancy Grace Roman Space Telescope, named after NASA’s first Chief of Astronomy. Credits: NASA

The Nancy Roman Telescope has reached another milestone in its development. NASA has announced that the space telescope’s primary mirror is now complete. The 2.4 meter (7.9 ft) mirror took less time to develop than other mirrors because it wasn’t built from scratch. It’s a re-shaped and re-surfaced mirror that came from the National Reconnaissance Office.

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