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SPHEREx will begin routine science operations in late April, NASA said. At that time, the space telescope will begin taking about 600 exposures a day. The observatory is capable of detecting infrared ...
SPHEREx stands for the Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer.
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Observing the night sky can be done with no special equipment, although a sky map can be very useful ... out when and how to see the International Space Station and other satellites.
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