GUSSTO, the Galactic/Xtragalactic ULDB Spectroscopic Stratospheric Terahertz Observatory, is a proposed 1 meter telescope with 16-pixel cryogenic heterodyne receiver arrays at 1.4 to 4.7 THz, exploring the Milky Way in the far-infrared [OI], [CII] and [NII] lines. Currently in a Phase A study under the Mission of Opportunity category of NASA's Explorer program.
Principal Investigator : Prof. Chris Walker