NGC 7731
NGC 7731
Illustration from its catalogued shape, not a photograph
Barred spiral
type · SBa
142 million ly
from Earth · from redshift
43k ly
across
13.5
apparent magnitude
Because its light is 142 million ly from home, you are seeing NGC 7731 as it looked roughly 142 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 7732Spiral2.5 million ly
apartNGC 7757Spiral6.5 million ly
apartNGC 7750Barred spiral7.2 million ly
apartNGC 7714Barred spiral13 million ly
apartNGC 7751Elliptical14 million ly
apartNGC 7820Lenticular15 million ly
apart
Worlds in the same direction on the sky→apartNGC 7757Spiral6.5 million ly
apartNGC 7750Barred spiral7.2 million ly
apartNGC 7714Barred spiral13 million ly
apartNGC 7751Elliptical14 million ly
apartNGC 7820Lenticular15 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).