Seahorse Nebula

Short description: Nebula in the constellation Cepheus

Barnard 150Dark nebula

The Seahorse Nebula taken by amateur astrophotographer Yann Sainty

Observation data: J2000 epoch
Right ascension|  20h 50m 40s
Declination| 60° 18′ 00″
Distance| 1200 ly (368 pc)
Apparent dimensions (V)| 1°
Constellation| Cepheus
See also: Lists of nebulae

Barnard 150 is a dark nebula located in the Cepheus constellation 1200 light years away from Earth. It is also known as the Seahorse Nebula or the Dark Seahorse Nebula[1] due to its shape.

## Characteristics

The nebula is about 1° long[2] and it is formed by three dense gas cores labeled L1082 A, B and C. These dense gas cores are star formation regions.[3]

## See also

* Barnard Catalogue

## References

1. ↑ "APOD: 2023 April 20 - The Dark Seahorse in Cepheus". https://apod.nasa.gov/apod/ap230420.html.
2. ↑ Barnard, Edward Emerson (2011). A Photographic Atlas of Selected Regions of the Milky Way. Cambridge University Press. pp. 25. ISBN 9780521191432.
3. ↑ "Barnard 150 - Seahorse Nebula" (in en). https://telescope.live/gallery/barnard-150-seahorse-nebula.

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