Sh 2-140
From Wikipedia, the free encyclopedia
Emission nebula in the Cepheus constellation
Right ascension22 19 21.46[2]
Declination63° 14' 53.68"[2]
| Nebula | |
|---|---|
.jpg) Sh 2-140 as imaged by the Nicholas U. Mayall Telescope | |
| Observation data: J2000.0[1] epoch | |
| Right ascension | 22 19 21.46[2] |
| Declination | 63° 14' 53.68"[2] |
| Distance | 3,000[1] ly (900[3] pc) |
| Constellation | Cepheus[1] |
| See also: Lists of nebulae | |
Sharpless 140 is an H II region and emission nebula in the Cepheus constellation,[2] 3,000 light years from the Solar System.[1] It is part of the Cepheus bubble.[3] The surface of the nebula's clouds primarily consists of polycyclic aromatic hydrocarbons.[4]
References
- 1 2 3 4 "Stellar Nursery Sharpless 140". www.spitzer.caltech.edu. Retrieved 2024-09-07.
- 1 2 3 info@noirlab.edu. "Emission Nebula Sh2-140". www.noirlab.edu. Retrieved 2024-09-07.
- 1 2 "Sh 2-140". galaxymap.org. Retrieved 2024-09-07.
- ↑ "APOD: 2004 May 20 - Sharpless 140". apod.nasa.gov. Retrieved 2024-09-07.
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