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Thursday, October 15, 2026

Momentus stock moves higher on new ARCSPACE in-space servicing agreement

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  • Momentus (MNTS), a U.S. commercial space company, has signed a contract with ARCSPACE, which specializes in in-space servicing, assembly and manufacturing, expanding its commercial business portfolio.
  • Momentus will host ARCSPACE’s payload focused on space manufacturing through an autonomous in-space welding demonstration aboard the Vigoride-9 Orbital Service Vehicle (OSV) mission, currently projected to launch in 2027.
  • The objective of the ARCSPACE payload is to validate its welding processes in the microgravity environment of low Earth orbit, and generate critical performance data that could support future ISAM operations.
  • The mission will demonstrate autonomous welding operations and evaluate weld quality, process stability, and operational performance in LEO conditions, the company said. These functions are critical to support repair, construction, and manufacturing activities on orbit.
  • Momentus (MNTS) stock ticked up 1.8% premarket, but remains down 44% year-to-date.

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