Night Sky: Jupiter, minor meteor showers, and other highlights for September

Do these look like planets to you? This is M27, the Dumbbell Nebula. First observed by Charles Messier in 1764, it was the first planetary nebula ever discovered. William Herschel coined the name “planetary nebula,” because M27 resembled his newly discovered planet, Uranus. Herschel’s son, John, thought it looked like a dumbbell. M27 is 1,400 […]

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