Kohoutek 4-55
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| Nebula | |
|---|---|
| Observation data: J2000 epoch | |
| Right ascension | 20h 45m 10.60s[1] |
| Declination | +44° 39′ 10.87″[1] |
| Distance | 4500 ly |
| Constellation | Cygnus constellation |
Kohouket 4-55 (also known as K 4-55) is a planetary nebula located in the Cygnus constellation at a distance of 4500 light years from Earth. It was discovered by Lubos Kohouket, a Czech astronomer. It is being formed by a red giant star at the end of its life ejecting gas into space.[2][3]
Structure
The nebula is multi-shelled which is rare for a nebula. The hot bright inner ring is surrounded by a bipolar structure and the entire system is surrounded by a faint red halo.[3]
References
- ↑ 1.0 1.1 Cite error: Invalid
<ref>tag; no text was provided for refs namedGaia_EDR3 - ↑ [email protected]. "Planetary nebula K 4-55". www.esahubble.org. Retrieved 2025-04-07.
- ↑ 3.0 3.1 "Pretty as a Picture - NASA". Retrieved 2025-04-07.
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