About HIP 23342
HIP 23342 is a rare star. It lies about 131 light-years from Earth, sits in the constellation Dor, shines at apparent magnitude 11.98 and has spectral type O....
Its spectrum reads O... — an O-type star — the hottest, rarest main class there is. Fewer than one star in a million is an O, and none of them lasts long.