IC 3943
IC 3943
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
317 million ly
from Earth · from redshift
85k ly
across
14.1
apparent magnitude
Because its light is 317 million ly from home, you are seeing IC 3943 as it looked roughly 317 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 4871Lenticular1.5 million ly
apartNGC 4864Elliptical1.7 million ly
apartIC 3976Elliptical2.0 million ly
apartIC 3963Lenticular2.3 million ly
apartNGC 4869Elliptical2.9 million ly
apartNGC 4841AElliptical3.0 million ly
apart
Worlds in the same direction on the sky→apartNGC 4864Elliptical1.7 million ly
apartIC 3976Elliptical2.0 million ly
apartIC 3963Lenticular2.3 million ly
apartNGC 4869Elliptical2.9 million ly
apartNGC 4841AElliptical3.0 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).