NGC 684
NGC 684
Illustration from its catalogued shape, not a photograph
Barred spiral
type · Sb
164 million ly
from Earth · from redshift
141k ly
across
12.3
apparent magnitude
Because its light is 164 million ly from home, you are seeing NGC 684 as it looked roughly 164 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 1731Spiral2.5 million ly
apartNGC 670Lenticular9.6 million ly
apartNGC 661Elliptical16 million ly
apartNGC 656Lenticular20 million ly
apartIC 1725Spiral23 million ly
apartNGC 674Spiral24 million ly
apart
Worlds in the same direction on the sky→apartNGC 670Lenticular9.6 million ly
apartNGC 661Elliptical16 million ly
apartNGC 656Lenticular20 million ly
apartIC 1725Spiral23 million ly
apartNGC 674Spiral24 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).