NGC 7517
NGC 7517
Illustration from its catalogued shape, not a photograph
Elliptical
type · E
339 million ly
from Earth · from redshift
56k ly
across
15.4
apparent magnitude
Because its light is 339 million ly from home, you are seeing NGC 7517 as it looked roughly 339 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 7544Lenticular9.7 million ly
apartNGC 7556Elliptical11 million ly
apartNGC 7524Lenticular13 million ly
apartNGC 7592BBarred spiral16 million ly
apartNGC 7592AGalaxy17 million ly
apartNGC 7521Lenticular17 million ly
apart
Worlds in the same direction on the sky→apartNGC 7556Elliptical11 million ly
apartNGC 7524Lenticular13 million ly
apartNGC 7592BBarred spiral16 million ly
apartNGC 7592AGalaxy17 million ly
apartNGC 7521Lenticular17 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).