Wikipedia contributors. (2023, June 13). NGC 3242. In Wikipedia, The Free Encyclopedia. Retrieved 22:27, March 2, 2025, from https://en.wikipedia.org/w/index.php?title=NGC_3242&oldid=1159963669
https://github.com/davepinch/pinchy.cc/blob/master/content/topics/astronomy/catalogs/ngc/ngc-3242/discovery/snippet-2-1.md
NGC 3242 (Wikipedia) NGC 3242 (also known as the Ghost of Jupiter, Eye Nebula or Caldwell 59) is a planetary nebula located in the constellation Hydra.