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Spaceflux

London startup that runs a worldwide network of its own telescopes to track satellites and debris from low orbit out to geostationary orbit, day and night, and sells that tracking data to governments and satellite operators.

Products, by altitude

On the ground · 0 km · Earth’s surface

  • In service

    Cortex

    Cloud software that tasks telescopes and tracks satellite behavior

Known rounds

DateRoundAmountLed by
Apr 2026Seed extension£3.5MBlackfinch Ventures⁠1
Jul 2025Seed£5.4MUK Innovation & Science Seed Fund, Foresight Group, Blackfinch Ventures⁠2

Milestones

  • Apr 2026 MDA Space selected Spaceflux to supply optical systems, including three new ground telescope observatories, for a Canadian space surveillance program. Company statement⁠3
  • Nov 2025 Spaceflux announced three multimillion-pound, multiyear UK government contracts, including work for the UK Space Agency and the Ministry of Defence, to supply space surveillance and tracking data. Company statement⁠4

Sources

  1. SpacefluxApr 27, 2026
  2. SpacefluxJul 25, 2025
  3. SpacefluxApr 13, 2026
  4. SpacefluxNov 20, 2025
  5. Spaceflux

Updated Oct 22, 2026 · How we source facts · Suggest a correction