IC 31
IC 31
Illustration from its catalogued shape, not a photograph
Spiral
type · Sab
443 million ly
from Earth · from redshift
150k ly
across
15.6
apparent magnitude
Because its light is 443 million ly from home, you are seeing IC 31 as it looked roughly 443 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
IC 1526Spiral64 million ly
apartIC 1519Elliptical74 million ly
apartIC 5375Spiral87 million ly
apartIC 5374Spiral89 million ly
apartNGC 7837Barred spiral91 million ly
apartIC 1527Spiral94 million ly
apart
Worlds in the same direction on the sky→apartIC 1519Elliptical74 million ly
apartIC 5375Spiral87 million ly
apartIC 5374Spiral89 million ly
apartNGC 7837Barred spiral91 million ly
apartIC 1527Spiral94 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).