Astronomers observed SN 2021yfj, a stripped-down supernova whose progenitor shed hydrogen, helium, and carbon before exploding, leaving an exposed silicon/sulfur core (Nature, Aug 20, 2025). NASA’s James Webb Space Telescope spotted a previously unknown inner moon of Uranus, about 6 miles (10 km) across, bringing the planet’s known moons to 29. NASA and IBM unveiled…
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Space & Astronomy Climate & Environment Health & Medicine Biology & Ecology Physics & Chemistry Technology & AI Sources: The information above is drawn from peer-reviewed studies, official press releases, and reputable science media reports published on August 20–21, 2025. Key sources include Nature and Science journal releases scitechdaily.com scitechdaily.com, NASA announcements science.nasa.gov science.nasa.gov, press…
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