Space Science
ESA’s Celeste broadcasts first navigation signal from low Earth orbit
Apr 10, 2026, 7:04 AM
出典: ESA Space News
<img src="https://www.esa.int/var/esa/storage/images/esa_multimedia/images/2026/04/esa_s_celeste_broadcasts_first_navigation_signal/27198442-1-eng-GB/ESA_s_Celeste_broadcasts_first_navigation_signal_card_full.png" alt="ESA’s Celeste broadcasts first navigation signal">
<p>The European Space Agency has achieved a European first with <a href="https://www.esa.int/Applications/Satellite_navigation/Celeste">Celeste</a>, successfully transmitting a navigation signal from low Earth orbit, following the launch of the mission’s first satellites on March 28.</p>
Details
The European Space Agency has achieved a European first with Celeste, successfully transmitting a navigation signal from low Earth orbit, following the launch of the mission’s first satellites on March 28.