[4] OSUG engages in scientific studies in astrophysics, planetary science, geophysics, geology, climatology, hydrology, glaciology and ecology.
OSUG manages a number of key Observing systems, which contribute to national and international databases.
In 2003, the OSUG created the planetary path of the Arboretum Robert Ruffier-Lanche on the university domain of Grenoble.
In 2010, at the request of the city of Grenoble, OSUG designed and illustrated a geological trail along the Saint-Laurent de la Bastille pedestrian climb.
The OSUG permanent exhibition, which highlights its geological collections and the scientific observations of the establishment since its beginnings, opened in 2016).