out of fuel, the Ring Nebula is an archetypal planetary nebula. determination method: SHA-1 described at URL: https://esawebb.org/images/weic2320a URL:...
out of fuel, the Ring Nebula is an archetypal planetary nebula. determination method or standard: SHA-1 described at URL: https://esawebb.org/images/weic2320a...
_(weic2320a).jpg){kind=link}