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Exoplanetary Scratchpad

[SysBP Img]

The most ancient known star to have planets, 375 ly away in Cetus. Star formed 13 BYA. Two planets, one in a 7 day period, another in a 290 day period exist. The star consists of little other than Hydrogen and Helium, and it is a puzzle how the planets could have formed without heavier elements.

HIP 11952 System Web Pages[]

HIP 11952 System In the News[]

Ancient Planet Found (2013)[]

See also HIP 13044 System

See Also[]

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