NGC 857
NGC 857
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
159 million ly
from Earth · from redshift
73k ly
across
13.5
apparent magnitude
Because its light is 159 million ly from home, you are seeing NGC 857 as it looked roughly 159 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 1783Barred spiral4.7 million ly
apartIC 1788Barred spiral6.9 million ly
apartNGC 922Barred spiral25 million ly
apartIC 1759Barred spiral27 million ly
apartIC 1724Lenticular28 million ly
apartNGC 491ASpiral33 million ly
apart
Worlds in the same direction on the sky→apartIC 1788Barred spiral6.9 million ly
apartNGC 922Barred spiral25 million ly
apartIC 1759Barred spiral27 million ly
apartIC 1724Lenticular28 million ly
apartNGC 491ASpiral33 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).