Key facts
- Constellation
- Aries
- Right ascension
- 02 25 50.7648
- Declination
- +18 ° 29 ′ 46.987 ″
- Heliocentric radial velocity
- 1510 ± 1 km/s
- Distance
- 20.6±1.5 mpc
- Type
- SAB(rs)c
- Size
- ~70,500 ly (21.63 kpc ) (estimated)
- Apparent size v
- 3.5′ × 2.0′
via Wikipedia infobox
Wikidata facts
- Instance of
- spiral galaxy
- Constellation
- Aries
- Distance from Earth
- 16
- Image
- NGC 0918 DSS.jpg
Show 11 more facts
- discoverer or inventor
- John Frederick William Herschel
- time of discovery or invention
- 1831-00-00
- catalog code
- [DML87] 591
- redshift
- 0.005030
- apparent magnitude
- 14.202
- galaxy morphological type
- SAB(rs)c?
- Commons category
- NGC 918
- right ascension
- 36.46162958454083
- declination
- 18.49621781532194
- radial velocity
- 1504
- epoch
- J2000.0
Sources (1)
via Wikidata · CC0
~1 min read
Encyclopedic overview
NGC 918 is a barred spiral galaxy in the constellation Aries, about 67 million light years from the Milky Way. It was discovered by John Herschel on Jan 11, 1831.
The brightness class of NGC 918 is III and it has a broad line of neutral hydrogen. NGC 918 is also an active nucleus galaxy (AGN). Moreover, it is a field galaxy which does not belong to a cluster or group and is therefore gravitationally isolated.
Excerpted from Wikipedia’s “NGC 918” article, available under the CC BY-SA 4.0 licence.