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Sh2-7

Summary

Sh2-7 is an emission nebula in the Scorpius constellation. The nebula is around the star Delta Scorpii. It lies next to a large reflection nebula, Sh2-1.[1]

Sh2-7
Emission nebula
Observation data: epoch
Right ascension16h 0m
Declination-22d 57m
ConstellationScorpius
See also: Lists of nebulae

According to the paper Interstellar magnetic cannon targeting the Galactic halo. A young bubble at the origin of the Ophiuchus and Lupus molecular complexes, the HII region Sh2-7 may be acting as a faraday screen, altering the polarization of the GCS. [2]

References edit

  1. ^ "SH2-7". SharplessCatalog.Com. Sharpless Catalog. Retrieved October 11, 2019.
  2. ^ Robitaille, J.-F.; Scaife, A. M. M.; Carretti, E.; Haverkorn, M.; Crocker, R. M.; Kesteven, M. J.; Poppi, S.; Staveley-Smith, L. (2018-09-01). "Interstellar magnetic cannon targeting the Galactic halo - A young bubble at the origin of the Ophiuchus and Lupus molecular complexes". Astronomy & Astrophysics. 617: A101. arXiv:1807.04054. Bibcode:2018A&A...617A.101R. doi:10.1051/0004-6361/201833358. ISSN 0004-6361.

External links edit

  • NASA APOD Sharpless 249 and the Jellyfish Nebula