NGC 731
NGC 731
Illustration from its catalogued shape, not a photograph
Elliptical
type · E
182 million ly
from Earth · from redshift
90k ly
across
12.1
apparent magnitude
Because its light is 182 million ly from home, you are seeing NGC 731 as it looked roughly 182 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 159Barred spiral6.8 million ly
apartNGC 806Barred spiral7.4 million ly
apartNGC 830Elliptical12 million ly
apartNGC 833Spiral12 million ly
apartNGC 839Lenticular12 million ly
apartIC 183Lenticular12 million ly
apart
Worlds in the same direction on the sky→apartNGC 806Barred spiral7.4 million ly
apartNGC 830Elliptical12 million ly
apartNGC 833Spiral12 million ly
apartNGC 839Lenticular12 million ly
apartIC 183Lenticular12 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).