2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/12683From the scientific objectives of the Next Generation Space Telescope, this paper tries to constrain the design of the NGST Multi-Object Spectrograph. Several technical alternatives are presented that could address the requirements of the Design Reference Mission.NGST Colloquium, Liege (Belgium), June 1998Astrophysicstext