Magnitude 5.977 Apparent magnitude (V) 5.977 | Constellation Draco | |
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HD 139357 is a 6th magnitude K-type giant star located approximately 390 light years from Earth, visible in the constellation Draco. Its mass is four thirds that of our Sun but its radius is 11.47 times larger. However, despite being a giant star, it is only 3.07 billion years old, which is younger than our Sun.
It hosts a planet discovered in 2009.
References
HD 139357 Wikipedia(Text) CC BY-SA