 | "Membership of cepheids and red giants in 8 open clusters : NGC 129, 6067, 6087, 6649, 6664, IC 4725, LY 6, RU 79", Astronomy and Astrophysics Supplement... 6 KB (456 words) - 11:24, 8 April 2024 |
 | 2020-06-26. "ngc 1857". sim-id. Retrieved 2020-06-26. "ngc 2192". sim-id. Retrieved 2020-06-26. "ngc 2215". sim-id. Retrieved 2020-06-26. "ngc 2243". sim-id... 37 KB (344 words) - 00:25, 23 May 2023 |
II Program. The catalogue contains 400 objects. All objects are from the NGC. All objects are visible in mid northern latitudes, since they were all observed... 91 KB (395 words) - 23:30, 5 March 2024 |
 | Embedded within Messier 24. Associated with Messier 17. Associated with NGC 6820. Embedded within the Iris Nebula. There are some errors in Collinder's... 60 KB (535 words) - 18:22, 29 February 2024 |
 | NGC 6782 is a barred spiral galaxy located in the southern constellation of Pavo, at a distance of approximately 173 megalight-years from the Milky Way... 7 KB (532 words) - 19:23, 13 April 2024 |
 | NGC 235 is a lenticular galaxy in the constellation of Cetus. Its companion, PGC 2570, appears in the line of sight of NGC 235, but has no relation with... 2 KB (90 words) - 00:21, 2 June 2023 |
 | NGC 6509 is a galaxy in the New General Catalogue. It is located in the constellation Ophiuchus. It is a Sc type spiral galaxy. Simbad Astronomical Database... 890 bytes (30 words) - 18:34, 18 January 2024 |
 | The Little Gem Nebula or NGC 6818 is a planetary nebula located in the constellation of Sagittarius. It has magnitude 10 and oval diameter of 15 to 22... 3 KB (266 words) - 18:38, 18 January 2024 |
 | (January 1998). "The interstellar chemistry of PAH cations". Nature. 391 (6664): 259–260. Bibcode:1998Natur.391..259S. doi:10.1038/34602. PMID 9440689.... 18 KB (2,096 words) - 19:25, 3 December 2023 |
 | Constellation Lyra Right ascension 18h 53m 25.0564s Declination +29° 13′ 37.6664″ Apparent magnitude (V) 6.5 Max. 15.5 Min. Characteristics Variable type... 8 KB (772 words) - 13:49, 17 June 2023 |