<ul><li>German project COMPASSO aims to prove the feasibility of quantum optical clocks in space for accurate time measurement.</li><li>Existing atomic clocks used in navigation systems have limitations in terms of accuracy and size.</li><li>COMPASSO will utilize advanced technologies including iodine frequency references, a frequency comb, and a laser communication terminal.</li><li>The mission is planned to be launched to the International Space Station (ISS) in 2025 to compare its accuracy with existing alternatives.</li></ul>

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