IC 421
IC 421
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sbc
167 million ly
from Earth · from redshift
144k ly
across
12.6
apparent magnitude
Because its light is 167 million ly from home, you are seeing IC 421 as it looked roughly 167 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 402Spiral21 million ly
apartNGC 1752Spiral22 million ly
apartNGC 1957Elliptical22 million ly
apartIC 2132Spiral22 million ly
apartIC 401Barred spiral23 million ly
apartNGC 1779Lenticular24 million ly
apart
Worlds in the same direction on the sky→apartNGC 1752Spiral22 million ly
apartNGC 1957Elliptical22 million ly
apartIC 2132Spiral22 million ly
apartIC 401Barred spiral23 million ly
apartNGC 1779Lenticular24 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).