8.9K views · 154 reactions | A supernova is a massive stellar...

422K views · 4.9K reactions | Ever wonder what happens in the aftermath of a supernova? In this video, you’re watching the glowing remnants of a stellar explosion 17,000 light-years from Earth disperse over a period of 25 years, making this Chandra X-ray Observatory’s longest-spanning video ever released. https://go.nasa.gov/3NaO7bO | NASA - National Aeronautics and Space Administration | Facebook

Did You Know? Betelgeuse Isn’t Exploding Anytime Soon. Betelgeuse looks unstable, dims, and brightens — but scientists say it’s not about to go supernova. The massive star is still likely thousands to even 100,000 years away from exploding, meaning no cosmic fireworks in our lifetime. #betelgeuse,#supernova,#spacefacts,#didyouknow,#astronomy,#stars,#cosmos,#universe,#spaceexplained,#sciencefacts,#astrophysics,#spaceknowledge,#nasa,#stargazing,#spacevideo,#cosmictruth,#viralspace,#spacereels,#sci