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Lawrence Berkeley Releases Five-Year Legacy Surveys Dataset

9/7/2026

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Summary

Story summary

Lawrence Berkeley National Laboratory released a five-year Legacy Surveys dataset.
More than 160 scientists gathered data, extending 13 years of prior work.
The survey has already underpinned over 1,800 scientific papers.
DESI released a map of 47 million galaxies, suggesting dark energy may be weakening.
Full five-year analysis will be released in 2027 to support NASA’s Roman Telescope.

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Story summary

Lawrence Berkeley National Laboratory released a five-year Legacy Surveys dataset.
More than 160 scientists gathered data, extending 13 years of prior work.
The survey has already underpinned over 1,800 scientific papers.
DESI released a map of 47 million galaxies, suggesting dark energy may be weakening.
Full five-year analysis will be released in 2027 to support NASA’s Roman Telescope.