The JWST is, by far, the greatest astronomical observatory ever built. Its primary mirror is 21 feet across, triple that of Hubble, giving it ten times the light-gathering capacity. Add to that the fact that its infrared optics are ten times as sensitive, and the result is a telescope a hundred times as powerful. The discoveries it could make are beyond reckoning.
NASA at Its Best
On Christmas Day, NASA’s long-awaited James Webb Space Telescope (JWST) was finally launched into space.
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