NGC 3945
NGC 3945
Illustration from its catalogued shape, not a photograph
Lenticular
type · S0-a
58 million ly
from Earth · from redshift
94k ly
across
10.8
apparent magnitude
Because its light is 58 million ly from home, you are seeing NGC 3945 as it looked roughly 58 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 3796Elliptical1.7 million ly
apartNGC 4041Barred spiral2.5 million ly
apartIC 758Spiral2.7 million ly
apartNGC 3757Lenticular3.3 million ly
apartIC 691Lenticular4.1 million ly
apartNGC 3838Lenticular4.3 million ly
apart
Worlds in the same direction on the sky→apartNGC 4041Barred spiral2.5 million ly
apartIC 758Spiral2.7 million ly
apartNGC 3757Lenticular3.3 million ly
apartIC 691Lenticular4.1 million ly
apartNGC 3838Lenticular4.3 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).