What does the acronym SPHEREx stand for in the context of the NASA mission?
Answer
Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer
The name SPHEREx is an acronym specifically chosen to reflect the core scientific goals of the project. It describes the instrument as a Spectro-Photometer, which is a device that measures light intensity across different wavelengths, while identifying the three main pillars of its mission: investigating the history of the universe through cosmic inflation, identifying the Epoch of Reionization, and mapping interstellar ices to understand the chemical origins of planetary systems.
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