HD 154857


HD 154857 is a yellow main-sequence star approximately 209 light years away in the constellation of Ara.

Planetary system

There is one confirmed and one unconfirmed planet discovered in 2004 and 2007 respectively. The confirmed planet HD 154857 b has mass >1.8 times that of Jupiter. It orbits the star 20% further than Earth-Sun distance, taking 409 days with 47% eccentricity. The previously reported additional object was confirmed to have planetary nature in January 2014.