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来自维基百科，自由的百科全书
SPHEREx（Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer，宇宙历史、再电离纪元光谱—光度计和冰层探测器[1]）是一个未来的近红外空间望远镜，将对全天4.5亿个星系的近红外光谱进行测量。预计在2023年发射。
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