NGC 1, also occasionally referred to as GC 1, UGC 57, PGC 564 or Holm 2a is an intermediate spiral galaxy of the morphological type Sbc, located approximately 210 to 215 million light-years from the Solar System in the constellation Pegasus. It was discovered on 30 September 1861 by Heinrich d'Arrest.

Age: 13.12 billion years

Magnitude: 13.65

Absolute magnitude: -21.94

Constellation: Pegasus

Apparent magnitude (V): 13.65

Galactocentric velocity: 4723 ± 7 km/s