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Today in History: Astronomers Discover First Confirmed Exoplanets Around Pulsar

1/9/2025

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Summary

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On this day in 1992, astronomers Aleksander Wolszczan and Dale Frail announced the discovery of two pulsar planets orbiting PSR B1257+12. This groundbreaking finding marked the first confirmed detection of exoplanets, expanding our understanding of planetary systems beyond our Solar System and paving the way for future discoveries in astronomy.

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Story summary

On this day in 1992, astronomers Aleksander Wolszczan and Dale Frail announced the discovery of two pulsar planets orbiting PSR B1257+12. This groundbreaking finding marked the first confirmed detection of exoplanets, expanding our understanding of planetary systems beyond our Solar System and paving the way for future discoveries in astronomy.