OGLE-2006-BLG-109Lb is an
extrasolar planet approximately 4,920
light-year
A light-year, alternatively spelled light year, is a large unit of length used to express astronomical distances and is equivalent to about 9.46 trillion kilometers (), or 5.88 trillion miles ().One trillion here is taken to be 1012 ...
s away in the
constellation
A constellation is an area on the celestial sphere in which a group of visible stars forms Asterism (astronomy), a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object.
The origins of the e ...
of
Sagittarius. The planet was detected orbiting the star
OGLE-2006-BLG-109L
OGLE-2006-BLG-109L (where 'L' stands for lens) is a dim magnitude 17 M0V galactic bulge star approximately 4,920 light-years away in the constellation of Scorpius.
Planetary system
In 2008, two extrasolar planets were discovered arou ...
in 2008 by a research team using
Microlensing
Gravitational microlensing is an astronomical phenomenon due to the gravitational lens effect. It can be used to detect objects that range from the mass of a planet to the mass of a star, regardless of the light they emit. Typically, astronomers ...
.
[web preprint]
/ref>
See also
* Optical Gravitational Lensing Experiment or ''OGLE''
* 47 Ursae Majoris b
47 Ursae Majoris b (abbreviated 47 UMa b), formally named Taphao Thong , is a gas planet and an extrasolar planet approximately 46 light-years from Earth in the constellation of Ursa Major. The planet was discovered located in a long-period or ...
* OGLE-2005-BLG-390Lb
* OGLE-2006-BLG-109Lc
References
External links
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Sagittarius (constellation)
Exoplanets discovered in 2008
Giant planets
Exoplanets detected by microlensing
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