NGC 23
NGC 23
Illustration from its catalogued shape, not a photograph
Spiral
type · Sa
213 million ly
from Earth · from redshift
96k ly
across
12.0
apparent magnitude
Because its light is 213 million ly from home, you are seeing NGC 23 as it looked roughly 213 million years ago. The photons left before that much of history had passed, and are only now reaching us. This distance is estimated from the galaxy's redshift, so the lookback time is approximate.
Nearest galaxies
NGC 26Spiral1.3 million ly
apartNGC 1Barred spiral7.0 million ly
apartNGC 9Barred spiral8.1 million ly
apartNGC 108Lenticular20 million ly
apartNGC 97Elliptical21 million ly
apartNGC 43Lenticular22 million ly
apart
Worlds in the same direction on the sky→apartNGC 1Barred spiral7.0 million ly
apartNGC 9Barred spiral8.1 million ly
apartNGC 108Lenticular20 million ly
apartNGC 97Elliptical21 million ly
apartNGC 43Lenticular22 million ly
apart
Source: structural data (position, morphology, brightness, redshift) from OpenNGC (CC BY-SA). Distance computed by gravityfinder from redshift via Hubble's law (H0 = 70 km/s/Mpc).