James Webb Space Telescope (JWST) image of the planetary nebula Messier 57 (M57), also known as the Ring Nebula. Its located in the Lyra constellation, approximately 2,500 light years away from Earth. The glowing gas ring is the result of a sun-like stars death. As the star runs out of fuel, the outer layers of ionised gas get heated by intense radiation from the core, and they are expelled into interstellar space. The stars hot core is visible as a tiny white dot in the centre of the nebula. The main structure of the nebula is a broad ring of nitrogen (red), and the interior is filled with hotter oxygen (green) and even hotter helium (blue). Dense knots of gas circle the inside of the nitrogen ring, which stellar winds havent managed to blow away yet. The shadows of these knots are seen as long thin spikes around the ring. Image obtained by the Near-Infrared Camera (NIRCam).

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