PSR B1620-26 System

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Exoplanetary Scratchpad

[SysBP Img]

A helium white dwarf and a pulsar in the middle of the crowded core of the M4 star cluster, around which , the oldest known planet, nicknamed "Methuselah, orbits. It was formed only 1 Billion Years after the big bang and is 13 Billion years old. The planet may be a brown dwarf.

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PSR B1620-26 System In the News

Hubble Confirms Oldest Known Planet (2003)

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