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Euclid Telescope Unveils 1 Million Galaxies, Reveals Cosmic Secrets

11/13/2025

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Summary

Story summary

The European Space Agency's Euclid space telescope has operated for over a year, surveying cosmic structures up to 10 billion light-years away.
Its first data release cataloged over 1 million large galaxies, enabling studies of galaxy evolution and the influence of Dark Energy.
Researchers Maximilian Fabricius and Roberto Saglia identified rare phenomena, such as galaxies with secondary nuclei, which may presage mergers of supermassive black holes during its six-year mission.

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Story summary

The European Space Agency's Euclid space telescope has operated for over a year, surveying cosmic structures up to 10 billion light-years away.
Its first data release cataloged over 1 million large galaxies, enabling studies of galaxy evolution and the influence of Dark Energy.
Researchers Maximilian Fabricius and Roberto Saglia identified rare phenomena, such as galaxies with secondary nuclei, which may presage mergers of supermassive black holes during its six-year mission.