Helix Nebula – Astronomy Now

22 January 2022

Latest News

[ 17 January 2022 ] Black hole contains nearly all the mass at the heart of the Milky Way News
[ 10 January 2022 ] Webb mirrors fully deployed, clearing the way for alignment News
[ 5 January 2022 ] ‘We nailed it!’ Webb clears major hurdle with full sunshade deployment News
[ 3 January 2022 ] NASA holds up final Webb sunshade deploy to double check readiness News
[ 31 December 2021 ] Webb ready for critical work to open sunshield News

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.