Monthly Archives: February 2025

HPF Confirms the First Exoplanet Discoveries from Gaia Astrometry

Introduction: Discovering Exoplanets with Gaia Gaia is a spacecraft dedicated to making ultra-precise measurements of the positions and on-sky motions of billions of stars.  The technical name for this measurement is astrometry, and the astrometric data collected by Gaia is invaluable … Continue reading

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