IC 903
IC 903
Illustration from its catalogued shape, not a photograph
Spiral
type · Sab
173 million ly
from Earth · from redshift
83k ly
across
13.6
apparent magnitude
Because its light is 173 million ly from home, you are seeing IC 903 as it looked roughly 173 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 5211Spiral4.7 million ly
apartNGC 5184Spiral15 million ly
apartNGC 5183Barred spiral29 million ly
apartNGC 5327Barred spiral32 million ly
apartNGC 5015Spiral33 million ly
apartNGC 4878Lenticular35 million ly
apart
Worlds in the same direction on the sky→apartNGC 5184Spiral15 million ly
apartNGC 5183Barred spiral29 million ly
apartNGC 5327Barred spiral32 million ly
apartNGC 5015Spiral33 million ly
apartNGC 4878Lenticular35 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).