NGC 4257
NGC 4257
Illustration from its catalogued shape, not a photograph
Spiral
type · Sab
126 million ly
from Earth · from redshift
17k ly
across
14.6
apparent magnitude
Because its light is 126 million ly from home, you are seeing NGC 4257 as it looked roughly 126 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 4281Lenticular1.7 million ly
apartNGC 4249Elliptical4.9 million ly
apartNGC 4276Spiral5.2 million ly
apartNGC 4191Lenticular5.5 million ly
apartNGC 4289Barred spiral6.3 million ly
apartNGC 4224Spiral6.8 million ly
apart
Worlds in the same direction on the sky→apartNGC 4249Elliptical4.9 million ly
apartNGC 4276Spiral5.2 million ly
apartNGC 4191Lenticular5.5 million ly
apartNGC 4289Barred spiral6.3 million ly
apartNGC 4224Spiral6.8 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).