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Planetary Nebula Mz3: The Ant Nebula
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Centaurus A's Warped Magnetic Fields
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Dark Dust and Colorful Clouds near Antares
Why is the sky near Antares and Rho Ophiuchi so dusty yet colorful?
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The Big Corona
Most photographs don't adequately portray the magnificence of the Sun's corona.
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Our Galaxy's Magnetic Center
What's the magnetic field like in the center of our Milky Way Galaxy?
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Our Galaxy's Magnetic Center
What's the magnetic field like in the center of our Milky Way Galaxy?
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Messier 63: The Sunflower Galaxy
A bright spiral galaxy of the northern sky, Messier 63 is about 25 million light-years distant in the loyal constellation Canes Venatici.
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Astronomy Picture of the Day: Spiraling Supermassive Black Holes
Do black holes glow when they collide? When merging, co-orbiting black holes are sure to emit a burst of unusual gravitational radiation, but will they emit light, well before that, if they are surrounded by gas?
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Astronomy Picture of the Day: Creature Aurora Over Norway
It was Halloween and the sky looked like a creature.
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Astronomy Picture of the Day: Flying Saucer Crash Lands in Utah Desert
A flying saucer from outer space crash-landed in the Utah desert after being tracked by radar and chased by helicopters.
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