Observing The Helix Nebula: a big and good-looking planetary! 3 October 2022 Mark Armstrong The Helix Nebula (NGC 7293 and Caldwell 63) is arguably Aquarius’ showpiece deep-sky destination.
Picture This The Helix Nebula’s amazing (and perplexing) structure 29 December 2018 Astronomy Now The Helix Nebula is a familiar target to amateur astronomers, a dim, eyepiece-filling doughnut that belies the complexity revealed by spectacular images from the Hubble Space Telescope and other sensitive instruments.