Nebulae

Blowing cosmic bubbles

October 21, 1998 · ESA/Hubble · Bubble Nebula , NGC 7635 · Cassiopeia

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This NASA / ESA Hubble Space Telescope image reveals an expanding shell of glowing gas surrounding a hot, massive star in our Milky Way Galaxy. The shell is being shaped by strong stellar winds of material and radiation produced by the bright star at the left, which is 10 to 20 times more massive than our Sun.

More Hubble images of Bubble Nebula , NGC 7635