IC 20
IC 20
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
360 million ly
from Earth · from redshift
95k ly
across
14.9
apparent magnitude
Because its light is 360 million ly from home, you are seeing IC 20 as it looked roughly 360 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 135Elliptical15 million ly
apartNGC 154Elliptical16 million ly
apartNGC 102Lenticular17 million ly
apartNGC 73Spiral21 million ly
apartIC 27Galaxy33 million ly
apartNGC 116Lenticular34 million ly
apart
Worlds in the same direction on the sky→apartNGC 154Elliptical16 million ly
apartNGC 102Lenticular17 million ly
apartNGC 73Spiral21 million ly
apartIC 27Galaxy33 million ly
apartNGC 116Lenticular34 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).