NGC 7693

NGC 7693

NGC 7693 is a lenticular galaxy in the constellation Pisces about 120 million ly from Earth. It spans roughly 29,000 ly, about 29% of our Milky Way's width. The light reaching us tonight left it about 120 million years ago.

Illustration from its catalogued shape, not a photograph

Lenticular
type · S0-a
120 million ly
from Earth · from redshift
29k ly
across
14.6
apparent magnitude

Because its light is 120 million ly from home, you are seeing NGC 7693 as it looked roughly 120 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 7710Lenticular3.6 million ly
apart
NGC 7716Barred spiral4.1 million ly
apart
NGC 7667Spiral8.5 million ly
apart
NGC 7715Irregular11 million ly
apart
NGC 7714Barred spiral13 million ly
apart
NGC 7694Irregular14 million ly
apart
Worlds in the same direction on the sky

Source: structural data (position, morphology, brightness, redshift) from OpenNGC (CC BY-SA). Recession velocity from RC3 (de Vaucouleurs et al. 1991, via NASA/HEASARC, public domain). Distance computed by gravityfinder from redshift via Hubble's law (H0 = 70 km/s/Mpc).

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