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HD 154857
|- bgcolor="#FFFAFA" | Equatorial (g ) || 54,7 m/s2
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 (HD 154857 c) was confirmed to have planetary nature in January 2014.〔(The Anglo-Australian Planet Search. XXIII. Two New Jupiter Analogs ): Robert A. Wittenmyer, Jonathan Horner, C.G. Tinney, R.P. Butler, H.R.A. Jones, Mikko Tuomi, G.S. Salter, B.D. Carter, F. Elliott Koch, S.J. O'Toole, J. Bailey, D. Wright〕
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