Scientists have prepared the ninth and final release of the DESI Legacy Imaging Surveys data. Recall DESI
Publish new data as a sky map with morethan a billion galaxies lays the foundation for a new five-year DESI research project. Its goal is to provide a new understanding of the nature of dark energy. The map was first published at a meeting of the American Astronomical Society in January 2021.
For millennia, people have usedmaps to understand and navigate our world and to put ourselves in context: we rely on maps to show us where we are, where we came from and where we are going. Astronomical charts continue this tradition on a huge scale. They locate the Earth in space and tell the history and fate of the universe. It will expand forever, and now this process is accelerating due to dark energy. Mapping can help explain what dark energy is and why it exists.
You can see the map here.
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