Procyon

Yellow-white subgiant · Alpha Canis Minoris
Brightest star in Canis Minor

One of the nearest bright stars at about 11 light-years, Procyon is a yellow-white star just beginning to evolve off the main sequence, paired with a faint white-dwarf companion, Procyon B.

Illustration generated from temperature, not a photograph

1.5 ☉
mass (the Sun = 1)
6.9 ×
as bright as the Sun
6,654 K
surface · yellow-white star
2 R☉
radius (the Sun = 1)
11 ly
from Earth
0.4
apparent magnitude

It pours out about 6.9 times the Sun’s light. Its light has been travelling 11 years to reach us, so you see Procyon as it was 11 years ago.

Source · View on Wikidata

It lives in
Milky Way
Barred spiral galaxy.
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Other notable stars in Milky Way
Eta CarinaeLuminous blue variableAlnilamBlue supergiantVY Canis MajorisRed hypergiantAlnitakHot blue supergiantDenebBlue-white supergiantMintakaHot blue giant multiple star
Stars of similar brightness
Tabby's StarF-type main-sequence star4.7 ×AltairWhite main-sequence star11 ×DenebolaWhite main-sequence star15 ×FomalhautWhite main-sequence star17 ×RasalhagueWhite giant (rapid rotator)31 ×Rigil KentaurusSun-like (yellow main-sequence) star1.5 ×
Worlds in the same direction on the sky
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