Mir | Demo Flight — launch time, how to watch (2026)

The Mir rocket is scheduled to fly its maiden Demo Flight no earlier than 2026 from the Agency for Defense Development's offshore launch platform, a sea-based site operated off the coast of South Korea. Mir is a launch vehicle developed by South Korea's Agency for Defense Development (ADD), and this uncrewed demonstration mission is intended to validate the vehicle's design before operational flights.

What is the Mir rocket?

Mir is a launch vehicle under development by the Agency for Defense Development, a South Korean government agency responsible for defense research. The Demo Flight is the vehicle's first flight, a test mission designed to prove the rocket's propulsion, staging and guidance systems under real launch conditions. As an inaugural flight, its primary objective is data collection rather than orbital delivery of an operational payload.

When is the Mir Demo Flight launch?

The launch is currently targeted in 2026. The status is listed as TBD (to be determined), which means the date and time remain provisional and are likely to shift as vehicle processing, sea-platform readiness and range conditions are finalized.

Where does Mir launch from?

Mir will lift off from the ADD offshore launch platform, a sea-based launch site. Offshore platforms allow operators to move launches away from populated coastlines and to select ocean positions that optimize trajectory and safety zones. Sea-based launch concepts have been used internationally to reach a range of orbital inclinations while minimizing overflight of inhabited areas, and this approach gives South Korea flexibility in choosing downrange safety corridors for a first flight.

Why does the Mir Demo Flight matter?

A demonstration flight is the critical proving ground for any new launch system. For the Agency for Defense Development, a successful Demo Flight would confirm that Mir's structure, engines and control systems perform as engineered, clearing the path toward routine missions. First flights of new rockets carry elevated risk industry-wide, which is why this mission is classified as a demonstration rather than an operational deployment.

The flight also expands the number of nations and agencies capable of independent access to space. South Korea has been steadily building domestic launch capability, and adding an ADD-developed vehicle broadens the country's portfolio of indigenous rockets.

How to watch the Mir launch live

Because this is a government test flight with a TBD status, confirmed broadcast details may be announced close to the launch window. To follow the countdown and get the latest timing, use Cosmik's real-time tools:

• Track the mission on the rocket launch schedule for live countdown updates.
• Watch the vehicle and every object in orbit on the live 3D satellite map.
• Read the latest launch news for status changes and confirmations.
• Learn how to track satellites once payloads reach orbit.

Will the launch date change?

Very possibly. A TBD status indicates the schedule is not yet locked, and maiden flights of new rockets frequently slip as engineering reviews, sea-platform logistics and weather are worked through. Check back for updates as the in 2026 target firms up.

Background on the operator

The Agency for Defense Development is South Korea's principal defense research organization. Launch data for this mission is sourced from The Space Devs Launch Library. For broader context on national space programs, see the Agency for Defense Development on Wikipedia and background on sea-based launch systems.

Follow the Mir Demo Flight live on Cosmik. Enable free launch alerts to get notified the moment the countdown begins, and watch the rocket and its payload in real time on our 3D solar-system and satellite map.