Scheduled to carry two advanced NASA-hosted payloads in orbit

Momentus Inc.(NASDAQ:MNTS) ("Momentus" or the "Company"), a U.S. commercial space company specializing in satellite technology, space transportation, and in‑orbit services, today announced the successful completion of the Spacecraft Critical Design Review (CDR) for its Vigoride 8 mission, transporting two hosted payloads under contracts with NASA. Successful completion of this key program milestone formally concludes the design and analysis phase of the preparation of the spacecraft.