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Planets Might Actually Shape Planetary Nebulae (plus a gallery) - Universe Today
Despite the name, a “planetary nebula” has nothing to do with planets. They were given the confusing name 300 years ago by William Herschel because they looked like planets in their early, rudimentary telescopes. They’re really the glowing shells of gas and dust puffed out by stars nearing the end of their lives. But wait, … Continue reading "Planets Might Actually Shape Planetary Nebulae (plus a gallery)"