NGC 665 is a Lenticular galaxy 236 million light-years away in the constellation Pisces.[2] NGC 665 was discovered in 1786 by William Herschel, and is 100,000 light-years across.[2] In the center of NGC 665, a small halo of dust and gas can be seen, indicating some small star-forming regions.[2] NGC 665 is not known to have an active galactic nuclei, as seen in the SDSS image.[1]
| NGC 665 | |
|---|---|
ASDSS image of NGC 665
| |
| Observation data (J2000 epoch) | |
| Constellation | Pisces |
| Right ascension | 01h44m 56.10s[1] |
| Declination | +10° 25′ 23″[1] |
| Redshift | 0.018079±0.000103[1] |
| Distance | 236 Mly (72.3 Mpc)[2] |
| Apparent magnitude (V) | 12.2[2] |
| Characteristics | |
| Type | (R)S0^0[2] |
| Size | 100,000 ly |
| Apparent size (V) | 1.8 x 1.0[1] |
| Notable features | Small halo of gas visible at galactic center |
| Other designations | |
| UGC 1223,[2] PGC 6415,[2] MCG+02-05-019[2] | |
Like other galaxies, NGC 665 has a satellite galaxy (MCG 02-05-022),[3]adwarf elliptical galaxy, as seen in the SDSS image of NGC 665.[2] Its nearby cluster of stars is NGC 663.
Media related to NGC 665 at Wikimedia Commons