SPHEREx

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What Wikipedia says

SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer) is a near-infrared space observatory that is performing an all-sky survey to measure the near-infrared spectra of approximately 450 million galaxies.

Excerpt from the Wikipedia article “SPHEREx”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: NASA / JPL / Caltech, Public domain, via Wikimedia Commons.