# Ring Nebula on SpaceSphere

> The cast-off shell of a dying star seen almost straight along its axis, so it shows as a neat ring of light.

Canonical: https://spacesphere.sygnito.com/en/universe/ring-nebula

Nebula. The catalogue that supplied this record classes it more precisely as a planetary nebula.

The cast-off shell of a dying star seen almost straight along its axis, so it shows as a neat ring of light.

## Facts

- **Position**: 283.39587, 33.02858 (Source: NASA Extragalactic Database)
- **Brightness**: about 8.8 (Source: HyperLeda)
- **Apparent size**: about 1.27 arcminutes (Source: HEASARC plnebulae table)
- **Constellation**: Lyra (Source: OpenNGC)

## Catalogue designations

NGC6720, M57, IRAS 18517+3257, PN G063.1+13.9

Source: OpenNGC

## Can you see it tonight?

The page works this out in the visitor's browser, from their own location, and the answer is a prediction rather than an observation. It is not part of this file.

## Sources

- This research has made use of the [NASA/IPAC Extragalactic Database](https://ned.ipac.caltech.edu/), which is funded by the National Aeronautics and Space Administration and operated by the California Institute of Technology.
- We acknowledge the usage of the HyperLeda database (http://leda.univ-lyon1.fr).
- This research has made use of data obtained through the [High Energy Astrophysics Science Archive Research Center](https://heasarc.gsfc.nasa.gov/) Online Service, provided by the NASA/Goddard Space Flight Center.
- [OpenNGC](https://github.com/mattiaverga/OpenNGC), Mattia Verga, licensed [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/).

## Related

- [All objects](https://spacesphere.sygnito.com/en/universe)