IC 5146 (also Caldwell 19, Sh 2-125, Barnard 168, and the Cocoon Nebula) is a reflection/emission nebula and Caldwell object in the constellation Cygnus...

IC 1050 is a type Sbc spiral galaxy located in constellation Boötes. It is located 491 million light-years from the Solar System and has an approximate...

concentration of interstellar gas and dust within the much larger ionized gas region IC 1396 located in the constellation Cepheus about 2,400 light years away from...

IC 4756 is a large bright open cluster in the constellation Serpens. Known as Graff's Cluster, it is bright enough to be seen with the naked eye and considered...

IC 418". Monthly Notices of the Royal Astronomical Society. 423 (4): 3753–3760. arXiv:1204.5816. Bibcode:2012MNRAS.423.3753R. doi:10.1111/j.1365-2966...

IC 4182 is a Magellanic spiral galaxy in the constellation Canes Venatici. The galaxy lies about 14 million light years away from Earth, which means, given...

Type Ib and Type Ic supernovae are categories of supernovae that are caused by the stellar core collapse of massive stars. These stars have shed or been...

IC 1459 (also catalogued as IC 5265) is an elliptical galaxy located in the constellation Grus. It is located at a distance of circa 85 million light-years...

Messier 25, also known as IC 4725, is an open cluster of stars in the southern constellation of Sagittarius. The first recorded observation of this cluster...

arXiv:1103.4144, Bibcode:2011MNRAS.415..643W, doi:10.1111/j.1365-2966.2011.18736.x, S2CID 119180983. IC 4499 revised: Spectro-photometric evidence of small light-element...

IC 2149 is a planetary nebula in the constellation of Auriga. It is a small, bright planetary nebula with something to offer in telescopes of most sizes...

622T, doi:10.1111/j.1365-2966.2009.15501.x. France, K.; et al. (August 2005), "Fluorescent Molecular Hydrogen Emission in IC 63: FUSE, Hopkins Ultraviolet...

strong line are classified as type Ib and Ic, with type Ib showing strong neutral helium lines and type Ic lacking them. Historically, the light curves...

IC 755, also known as NGC 4019, is a barred spiral galaxy. It lies about 60 million light-years away (18 Megaparsecs) in the northern constellation of...

343–57. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x. S2CID 118665352. Liu, Y. J.; Zhao, G.; Shi, J. R.; Pietrzyński...

arXiv:astro-ph/0410489. Bibcode:2005MNRAS.356..979M. doi:10.1111/j.1365-2966.2004.08514.x. Gallager, J S.; Tolstoy, E.; Dohm-Palmer, Robbie C.; Skillman...

IC 2714 is an open cluster in the constellation Carina. It was discovered by James Dunlop in 1826. It is located approximately 4,000 light years away from...

24 mas. The star is embedded in, or adjacent to, the diffuse nebulous cloud IC 4605 located in the western regions of the Rho Ophiuchi cloud complex. 22...

3381, NGC 3424, NGC 3430, NGC 3442, and IC 2604. IC 2604 lies 14 arcmin to the south-west of the pair and IC 2608 14 arcmin to the south-east. The group...

NGC 1510, NGC 1510, NGC 1512, IC 1959, IC 1986, NGC 1448, NGC 1487, IC 1933, NGC 1311, IC 1954, IC 1914, NGC 1411, IC 1970, PGC 13818, NGC 1249, and...

part of the NGC 4697 Group ESO 383-76, one of the largest galaxies known. IC 1101, the central galaxy of Abell 2029 Hercules A, supergiant elliptical galaxy...

3C 305, also known as IC 1065, is a lenticular galaxy located in the constellation Draco. The galaxy is located 577 million light-years away from Earth...

NGC 7130 (also known as IC 5135) is a spiral galaxy located in the constellation Piscis Austrinus. It is located at a distance of about 220 million light...

number of open clusters, young luminous galactic disc stars, and nebulae. IC 10 is an irregular galaxy that is the closest known starburst galaxy and the...

1870–1883, arXiv:1205.3715, Bibcode:2012MNRAS.426.1870M, doi:10.1111/j.1365-2966.2012.21831.x, S2CID 85507925. "NGC 2139", SIMBAD, Centre de données astronomiques...

arXiv:astro-ph/0501341. Bibcode:2005MNRAS.359..906H. doi:10.1111/j.1365-2966.2005.08928.x. S2CID 119479585. "Messier 74". SEDS Messier Catalog. Archived...

259. Other members include NGC 3966, NGC 3935, NGC 3986, IC 2973, UGC 6892, IC 2978, and IC 2979. The nucleus of the galaxy has been found to be active...

years away. The star cluster is embedded in the Tadpole Nebula (HII region IC 410). Images of the star cluster by the Chandra X-ray Observatory suggest...

Bibcode:2008MNRAS.384..875R. doi:10.1111/j.1365-2966.2007.12658.x. S2CID 16172034. "APOD: 2012 January 4 - Starburst Galaxy IC 10". apod.nasa.gov. Retrieved 14 November...

3268–3273. arXiv:1204.4115. Bibcode:2012MNRAS.423.3268K. doi:10.1111/j.1365-2966.2012.21117.x. ISSN 0035-8711. S2CID 118683158. Lyubimkov, Leonid S.; Lambert...