The stratosphere, on demand.

StratoChaser builds modular high-altitude platforms that carry payloads for meteorology, communications and observation into the stratosphere, launched on demand wherever they're needed.

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Between aircraft and satellites

  • Launch on demand

    The platform is deployed where it's needed, without a runway or fixed launch site.

  • Above weather and air traffic

    It operates at 15–35 km, well above commercial aviation at about 10 km.

  • High areal coverage

    From 30 km the horizon is about 600 km away, so a single platform covers a wide area for communications and observation.

  • Modular payloads

    Payloads for meteorology, communications and observation, swapped to fit the mission.

  • A fraction of the cost

    Access to the stratosphere without the cost and lead time of a satellite or crewed aircraft.

  • Engineered in Europe

    Developed in Europe for civil and security customers.

Supported by

  • Austria Wirtschaftsservice (aws)
  • Bundesministerium Wirtschaft, Energie und Tourismus
  • Start Up V
  • Land Vorarlberg
  • TUM Venture Labs Aerospace

Planning a mission?

Tell us what you need to measure, observe or connect, and we'll get back to you shortly.

Plan a mission