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HD 159868
HD
159868
is a
yellow dwarf star
approximately
182
.5 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
.
Planetary system
In
2007
, a
planet
of the star was
announced
by astronomer
Simon
J. O'Toole. The planet is likely to be a
gas giant
. The
orbit
is extremely eccentric at the
average distance
of 2
astronomical units
,
ranging
as close as 0.62 AU to as far as 3.
38
AU. During its
orbital period
, the planet spends most of its time in the
habitable zone
of its star.
In 2012, a
second planet
of the star was announced by astronomer
Robert
A. Wittenmyer.
