IC 904
IC 904
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0-a
312 million ly
from Earth · from redshift
95k ly
across
14.2
apparent magnitude
Because its light is 312 million ly from home, you are seeing IC 904 as it looked roughly 312 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 5258Barred spiral4.4 million ly
apartNGC 5257Spiral4.9 million ly
apartNGC 5231Barred spiral16 million ly
apartIC 891Elliptical16 million ly
apartNGC 5196Elliptical19 million ly
apartNGC 5148Barred spiral19 million ly
apart
Worlds in the same direction on the sky→apartNGC 5257Spiral4.9 million ly
apartNGC 5231Barred spiral16 million ly
apartIC 891Elliptical16 million ly
apartNGC 5196Elliptical19 million ly
apartNGC 5148Barred spiral19 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).