The Astronomy Picture of the Day for September 24, 2026, showcases "The Ghosts of Five Supernovas," an extraordinary celestial event captured in narrowband hydrogen-alpha light. This stunning image reveals five distinct supernova remnants located within the Carina Nebula, a vast star-forming region approximately 7,500 light-years away from Earth. Astronomers utilized data collected through the Atacama Large Millimeter/submillimeter Array (ALMA) to produce this detailed visualization. The ghostly shapes represent the expanding shells of gas and dust ejected by these long-dead stars following their explosive deaths. Scientists continue to study these remnants to understand stellar evolution and the processes involved in creating some of the most spectacular sights in our universe.
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This PlaneNews briefing summarizes reporting originally published by www.nasa.gov.
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