Planetary nebula

JWST captured this new image of the Ring Nebula in unprecedented detail. Formed by a star throwing off its outer layers as it runs out of fuel, the Ring…

The Butterfly Nebula Talon Abraxas Most planetary nebulae are roughly circular, but a few have an hourglass or wing-like shape, like the aptly named "Butterfly Nebula." These shapes are likely forme…

This planetary nebula with spiral arms is also known as Menzel 2, after the US astronomer Donald Menzel who discovered it in the 1920s. It is located in Norma, a constellation in the Southern celestial hemisphere where you can also find Menzel 1 and 3, two ‘bipolar planetary nebulas’ (shaped like butterflies or hourglasses).

Messier 57 - The Ring Nebula Credit: NASA/ESA HST, Spitzer ST, Giuseppe Donatiello RA: 283,387° Dec: 33,026 The Ring Nebula (Messier 57 or NGC 6720) is a planetary nebula in Lyra and it is illuminated by a central white dwarf or planetary nebula nucleus (PNN) of 15.75 visual magnitude. All the interior parts of this nebula have a blue-green tinge that is caused by the doubly ionized oxygen emission lines at 495.7 and 500.7 nm. In the outer region of the ring, part of the reddish hue is…

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2 trillion Galaxies in the Observable Universe

butterfly nebula