V346 Puppis (shortened as V346 Pup) is a red supergiant star located 4332.09 light years away in the constellation Puppis. It is a carbon star, meaning it contains carbon more than oxygen in its atmosphere, and that is why It has a spectral type of C D. It has a radius of 1,025 times that of the radius of the Sun. It has an effective temperature of 1,875 K.