PSR B1620-26

作者:SevenSpheres

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PSR B1620-26 b is an exoplanet located 12,400 light-years away from Earth in the constellation Scorpius. The planet is in a binary star system with a white dwarf and a pulsar, within the globular cluster M4. The planet is known unofficially as Methuselah, and is estimated to be the oldest planet ever discovered, at 12.7 billion years old.

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