ROMAN'S MAIN CAMERA IS SEEING NEARLY 30% SHARPER THAN EXPECTED.
NASA's newly launched space telescope has cleared an early commissioning test with more optical precision than its requirement demanded.
NASA's Nancy Grace Roman Space Telescope has brought its Wide Field Instrument into sharper focus than required during commissioning, an encouraging result ahead of science operations.
WHAT HAPPENED
The telescope's optical requirement was 90 nanometres root-mean-square wavefront error. After the commissioning team applied corrections, NASA measured 63 nanometres RMS—nearly 30% better than the requirement. The result follows Roman's August 30 launch; first science images are expected in early 2027.
WHY THIS IS HOPESLOP
Before a space observatory can change what we know, thousands of engineering details have to land. One of Roman's most important instruments just beat its optical target, making the future science a little less hypothetical.
ORIGINAL SOURCENASARead the original report
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