"We are literally mapping the entire celestial sky in 102 infrared colors for the first time in humanity's history." In late February, if all goes to plan, a new character will enter NASA's space ...
An eggshell white, conical probe named SPHEREx, which stands for Spectro-Photometer for the History of the Universe, Epoch of Reionisation and Ices Explorer will enter Nasa's space telescope epic ...