Astrophoto: The Ring Nebula by Stefan Heutz - Universe Today
The Ring Nebula by Stefan Heutz. Click to enlarge When stars similar to our Sun have exhausted their nuclear fuel, they release their outer layer into a beautiful expanding sphere that resembles a planet through a small telescope. The Ring Nebula, pictured here, is one of the most famous examples in the northern sky. But … Continue reading "Astrophoto: The Ring Nebula by Stefan Heutz"
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