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The Optical Navigation Camera onboard Hayabusa2 sets a new record as the smallest-aperture optical system to detect an exoplanet from space


May. 25, 2026 | GATEWAY to Academic Articles Long-duration observations with nanosatellites have gained increasing attention as a method for detecting long-period exoplanets (planets outside our Solar System that orbit far from their star, taking many Earth years to make a single orbit) that are underrepresented in current surveys due to observational biases that cause more closely orbiting planets to be more easily detected.

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