5.7K views · 14K reactions | Stephenson 2-18 is the largest known star in the observable universe!  Found in the Scutum constellation near Sagittarius A*, this red hypergiant is a cosmic titan, located about 19,570 light-years from Earth. To grasp its scale: you could fit 13 quadrillion Earths inside it, and if it replaced our Sun, its surface would stretch beyond Saturn’s orbit. Truly mind-blowing! [Video Credit: Unknown/DM] | The Galactic Void | Facebook
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