Progress of the concept study of GREX-PLUS: Galaxy Reionization Explorer and Planetary Universe Spectrometer
GREX-PLUS (Galaxy Reionization EXplorer and PLanetary Universe Spectrometer) is an ISAS/JAXA Strategic L-class mission candidate for the 2030s. The 1.0 m primary mirror, 50 K cryogenic telescope will have a wide-field camera (WFC) with a 0.5 square degree field-of-view in the 2–8 μm wavelength band. An optional high-re...