IC 1857
IC 1857
Illustration from its catalogued shape, not a photograph
Spiral
type · Sab
421 million ly
from Earth · from redshift
97k ly
across
15.1
apparent magnitude
Because its light is 421 million ly from home, you are seeing IC 1857 as it looked roughly 421 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 1111Lenticular10 million ly
apartNGC 1109Elliptical12 million ly
apartNGC 1115Lenticular18 million ly
apartIC 1855Lenticular21 million ly
apartIC 248Spiral29 million ly
apartIC 279Barred spiral30 million ly
apart
Worlds in the same direction on the sky→apartNGC 1109Elliptical12 million ly
apartNGC 1115Lenticular18 million ly
apartIC 1855Lenticular21 million ly
apartIC 248Spiral29 million ly
apartIC 279Barred spiral30 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).