About HD 56857
HD 56857 is a trash star. It lies about 1,028.9 light-years from Earth, sits in the constellation Pup, shines at apparent magnitude 8.04 and has spectral type A1m....
Its spectrum reads A1m... — an A-type star: white-hot, typically about twice the Sun's mass, and the class most of the sky's famous bright stars belong to.