IC 1555
IC 1555
Illustration from its catalogued shape, not a photograph
Spiral
type · Scd
72 million ly
from Earth · from redshift
28k ly
across
14.3
apparent magnitude
Because its light is 72 million ly from home, you are seeing IC 1555 as it looked roughly 72 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 150Barred spiral3.1 million ly
apartNGC 254Lenticular4.1 million ly
apartNGC 134Spiral4.7 million ly
apartIC 1558Spiral5.9 million ly
apartNGC 289Barred spiral6.5 million ly
apartNGC 131Barred spiral6.6 million ly
apart
Worlds in the same direction on the sky→apartNGC 254Lenticular4.1 million ly
apartNGC 134Spiral4.7 million ly
apartIC 1558Spiral5.9 million ly
apartNGC 289Barred spiral6.5 million ly
apartNGC 131Barred spiral6.6 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).