NGC 7717
NGC 7717
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0-a
159 million ly
from Earth · from redshift
79k ly
across
13.8
apparent magnitude
Because its light is 159 million ly from home, you are seeing NGC 7717 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 1491Barred spiral6.8 million ly
apartNGC 7600Elliptical25 million ly
apartNGC 7443Lenticular26 million ly
apartIC 5321Barred spiral27 million ly
apartNGC 7450Lenticular27 million ly
apartNGC 7444Lenticular30 million ly
apart
Worlds in the same direction on the sky→apartNGC 7600Elliptical25 million ly
apartNGC 7443Lenticular26 million ly
apartIC 5321Barred spiral27 million ly
apartNGC 7450Lenticular27 million ly
apartNGC 7444Lenticular30 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).