Source – UN Treaty Division:

Subject: Outer Space
Title: Convention on registration of objects launched into outer space
Action: Saudi Arabia:Accession
Reference: C.N.447.2012.TREATIES-3 (Depositary Notification)

and

Subject: Outer Space
Title: Agreement governing the Activities of States on the Moon and Other Celestial Bodies
Action: Saudi Arabia:Accession
Reference: C.N.448.2012.TREATIES-3 (Depositary Notification)