Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. HD 159868 is a yellow dwarf star approximately 172 light-years away in the constellation of Scorpius. The star is thought to be 3.05 times more luminous than the Sun, yet the metallicity is identical to the Sun. As of 2007, an extrasolar planet has been confirmed to be orbiting the star. In 2007, an extrasolar planet was announced by astronomer Simon J. O'Toole, to be orbiting the star. he planet is likely to be a gas giant.