Day 25 of the 2024 Space Telescope Advent Calendar: the most distant known galaxy. Using the James Webb Space Telescope, scientists have found a record-breaking distant galaxy observed just 290 million years after the Big Bang. In October 2023 and January 2024, an international team of astronomers used Webb to observe galaxies as part of the JWST Advanced Deep Extragalactic Survey (JADES) program, obtaining a spectrum of the record-breaking galaxy featured in this image, highlighted by the small square at center, surrounded by an ocean of thousands of other galaxies.
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