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NewsCeleste’s first satellites launched to explore LEO-based satellite navigation
Space Science

Celeste’s first satellites launched to explore LEO-based satellite navigation

Mar 28, 2026, 11:07 AM
出典: ESA Space News

<img src="https://www.esa.int/var/esa/storage/images/esa_multimedia/images/2026/03/liftoff_for_celeste_on_rocket_lab_s_electron_rocket/27169919-3-eng-GB/Liftoff_for_Celeste_on_Rocket_Lab_s_Electron_rocket_card_full.jpg" alt="Liftoff for Celeste on Rocket Lab's Electron rocket">

<p>On 28 March, the European Space Agency (ESA) took a major step forward in strengthening Europe's ambition for more resilient satellite navigation, as the first two satellites of the Celeste in-orbit demonstration mission lifted off from New Zealand aboard Rocket Lab’s Electron. Their mission is to begin testing a complementary low Earth orbit layer for Galileo.</p>

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Liftoff for Celeste on Rocket Lab's Electron rocket

On 28 March, the European Space Agency (ESA) took a major step forward in strengthening Europe's ambition for more resilient satellite navigation, as the first two satellites of the Celeste in-orbit demonstration mission lifted off from New Zealand aboard Rocket Lab’s Electron. Their mission is to begin testing a complementary low Earth orbit layer for Galileo.

Related Knowledge

mentions

Low Earth Orbit (LEO)

Low Earth Orbit (LEO) refers to an orbit around Earth with an altitude typically between 160 to 2,000 kilometers. This region is ideal for satellites that require close proximity to Earth for applications such as imaging, telecommunications, and scientific research.