🤩 A Supernova Expanding!! This is Kepler’s Supernova Remnant, shown evolving across 25 years of observations. @nasachandraxray captured this stellar debris in 2000, 2004, 2006, 2014, and 2025, revealing something rare: 👉 visible expansion over a human lifetime. What’s happening here: • The fastest shock fronts are racing outward at ~13.8 million mph (~2% the speed of light) • Slower material expands at about 4 million mph • X-rays (blue) show super-heated gas • Optical light reveals cooler deb
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🤩 A Supernova Expanding!! This is Kepler’s Supernova Remnant, sho…
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🚨 A star just exploded and Hubble caught it happening in real time. This rare cosmic event marks the violent end of a massive star’s life a supernova, one of the most powerful explosions in the universe. For a brief moment, it shines brighter than entire galaxies. Captured by the Hubble Space Telescope, the blast glows with intense light and expanding waves of stellar material. It’s not just beautiful it’s science in motion. These explosions forge heavy elements like iron and gold, seeding the
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3.5K views · 65 reactions | A supernova is the brilliant, explosive death of a massive star, happening about once every 50 to 100 years in our Milky Way galaxy. These events are crucial for astronomers, as they forge heavy elements like iron and gold, create the building blocks for new stars and planets, and provide key insights into the life cycles of stars and the evolution of galaxies. | Space Advances | Facebook
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3.5K views · 65 reactions | A supernova is the brilliant, explosiv…
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👉Something amazing is happening in the constellation Orion. The bright reddish star Betelgeuse is nearing the end of its life, and astronomers believe it could eventually explode in a powerful supernova. Betelgeuse is a red supergiant about 640 light-years from Earth. It’s enormous — roughly 10 to 20 times more massive than our Sun — and_attach it burns through its fuel much faster than smaller stars. Over the past few years, especially during the 2019–2020 dimming period, the star’s brightness
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