HiZ-GUNDAM (High-z Gamma-ray bursts for Unraveling the Dark Ages Mission) is a future JAXA/ISAS space observatory with wide-field X-ray and infrared instruments designed to detect distant gamma-ray bursts, probe the first generations of stars, and support multimessenger studies of extreme transients. No fixed launch year is asserted.
Future launches and major activity directly linked to this vehicle family.