US EditionESA’s Celeste Mission Achieves First LEO Navigation Signal
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ESA's Celeste IOD-1 satellite transmits first navigation signal
Celeste will test a complementary low-Earth-orbit layer for Galileo for more robust and accurate navigation. At 10:38 CET on April 8, the Celeste IOD-1 satellite, developed by GMV and Alén Space under the European Space Agency’s (ESA) Celeste In-Orbit Demonstrator (IOD) program, successfully transmitted its navigation signal for the first time. The reception of the signal from the Celeste IOD-1 satellite, confirmed by ESA teams at ESTEC, marks a…
On April 8, 2026, a team of engineers stood tensely in front of their screens in the Navigation Lab at ESTEC in Noordwijk. Then: a beep. The very first navigation signal ever transmitted from a low Earth orbit — and it was European… On March 28, 2026, the first two satellites of ESA’s Celeste mission departed from New Zealand at […] More science? Read the latest articles on Scientias.nl.
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