NGC 4721
NGC 4721
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0
356 million ly
from Earth · from redshift
87k ly
across
15.1
apparent magnitude
Because its light is 356 million ly from home, you are seeing NGC 4721 as it looked roughly 356 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 4787Lenticular6.8 million ly
apartNGC 4827Elliptical9.3 million ly
apartIC 3913Spiral10 million ly
apartIC 835Barred spiral11 million ly
apartNGC 4797Elliptical11 million ly
apartNGC 4853Elliptical12 million ly
apart
Worlds in the same direction on the sky→apartNGC 4827Elliptical9.3 million ly
apartIC 3913Spiral10 million ly
apartIC 835Barred spiral11 million ly
apartNGC 4797Elliptical11 million ly
apartNGC 4853Elliptical12 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).