#perseusarm β Public Fediverse posts
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β§ Heart Nebula β§
The Heart Nebula is an emission nebula, 7500 light years from Earth, located in the Perseus Arm of the Milky Way in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787. Spanning almost 2 degrees in the sky, its shape is driven by stellar winds from the hot stars in its core. The nebula displays glowing ionized hydrogen ga...
#PerseusArm #HeartNebula #Earth #Wikipedia
https://en.wikipedia.org/wiki/Heart_Nebula