HD 125612 d
Encyclopedia
HD 125612 d is an extrasolar planet
which orbits the G-type main sequence
star
HD 125612
, located approximately 172 light years away in the constellation
Virgo
. This planet was detected by HARPS on October 19, 2009, together with 29 other planets, including HD 125612 c.
Extrasolar planet
An extrasolar planet, or exoplanet, is a planet outside the Solar System. A total of such planets have been identified as of . It is now known that a substantial fraction of stars have planets, including perhaps half of all Sun-like stars...
which orbits the G-type main sequence
Main sequence
The main sequence is a continuous and distinctive band of stars that appears on plots of stellar color versus brightness. These color-magnitude plots are known as Hertzsprung–Russell diagrams after their co-developers, Ejnar Hertzsprung and Henry Norris Russell...
star
Star
A star is a massive, luminous sphere of plasma held together by gravity. At the end of its lifetime, a star can also contain a proportion of degenerate matter. The nearest star to Earth is the Sun, which is the source of most of the energy on Earth...
HD 125612
HD 125612
- See also :* HD 170469* HD 231701* HD 17156* HD 11506* List of extrasolar planets...
, located approximately 172 light years away in the constellation
Constellation
In modern astronomy, a constellation is an internationally defined area of the celestial sphere. These areas are grouped around asterisms, patterns formed by prominent stars within apparent proximity to one another on Earth's night sky....
Virgo
Virgo (constellation)
Virgo is one of the constellations of the zodiac. Its name is Latin for virgin, and its symbol is . Lying between Leo to the west and Libra to the east, it is the second largest constellation in the sky...
. This planet was detected by HARPS on October 19, 2009, together with 29 other planets, including HD 125612 c.