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ITU Secretary-General takes stock of space sustainability efforts - the hill just climbed, the mountain still to come
ITU Secretary-General takes stock of space sustainability efforts - the hill just climbed, the mountain still to come
October 14, 2025
  • ITU's Space Sustainability Forum held its second event in Geneva on Oct. 7-8, 2024, focusing on space traffic coordination.
  • The UN Pact for the Future, adopted in September 2024, emphasizes satellite infrastructure and equitable access to orbit.
  • Requests for spectrum and orbit resources have increased 5.5 times over the past decade, highlighting growing demand.
US Office of Space Commerce, EU Commission agree: Regional space traffic monitoring efforts need to be coordinated
US Office of Space Commerce, EU Commission agree: Regional space traffic monitoring efforts need to be coordinated
October 14, 2025
  • TraCSS operates with 24 pilot users managing around 8,000 satellites, including SpaceX's 8,500 Starlink satellites.
  • TraCSS provides collision advisories based on orbital surveys conducted six times daily, with updates available within minutes.
  • The EU Space Act aims for regulatory powers over satellite management, with discussions expected to last at least one year.
Kratos: LEO constellations trespass on GEO spectrum & each other's every 5 minutes. Imagine when Kuiper, Chinese arrive
Kratos: LEO constellations trespass on GEO spectrum & each other's every 5 minutes. Imagine when Kuiper, Chinese arrive
October 14, 2025
  • LEO constellations transmit in GEO spectrum every five minutes, risking interference with existing GEO satellite operations.
  • OneWeb uses four Ku-low and four Ku-high channels, while Starlink can transmit on multiple channels simultaneously.
  • ITU's WRC-27 in late 2027 will address spectrum monitoring and interference issues among NGSO and GEO satellites.
Satellite D2D operators AST SpaceMobile, Globalstar, Lynk & Skylo address debris, astronomy, collision issues
Satellite D2D operators AST SpaceMobile, Globalstar, Lynk & Skylo address debris, astronomy, collision issues
October 14, 2025
  • AST SpaceMobile plans to deploy 96 satellites in orbits ranging from 508 to 740 kilometers within 18 months.
  • Globalstar is launching 17 satellites at 1,200 kilometers and building 90 ground antennas across 25 countries.
  • Lynk Global operates small satellites at 500 kilometers and partners with SES for backhaul in regions without ground stations.
US-China relations may be the biggest near-term threat to the sustainability of low Earth orbit
US-China relations may be the biggest near-term threat to the sustainability of low Earth orbit
October 6, 2025
  • Chinese Guowang and Thousand Sails constellations plan over 10,000 satellites, operating above 1,000 km after initial deployment at 800 km.
  • US FCC has tightened debris removal rule from 25 years to 5 years, aiming to enhance space sustainability.
  • SpaceX Starlink and OneWeb collaborate on satellite maneuvers, sharing ephemerides to mitigate collision risks in low Earth orbit.
Astronomers to Starlink & Amazon Kuiper: You're great, but we still need regulation to ensure others are as good
Astronomers to Starlink & Amazon Kuiper: You're great, but we still need regulation to ensure others are as good
October 6, 2025
  • SpaceX Starlink and Amazon Kuiper are collaborating on Dark and Quiet Skies initiatives to reduce satellite interference with astronomy.
  • SKAO has observer status at COPUOS and ITU, advocating for regulations to level the playing field among satellite operators.
  • Starlink employs targeted reentry using drag and reflection mitigation to minimize impact on optical astronomy observations.
CNES: Europe's 1st space-based space surveillance satellite 'working perfectly,' follow-on constellation being considered
CNES: Europe's 1st space-based space surveillance satellite 'working perfectly,' follow-on constellation being considered
October 6, 2025
  • SOAP satellite operates in a 590-kilometer low Earth orbit with a design life of at least two years.
  • Visio-Alpha mission under construction by Telespazio France, scheduled for launch in 2027, possibly earlier.
  • CNES's fourth telescope in New Caledonia provides geostationary and low Earth orbit tracking capabilities.
Maritime connectivity providers Speedcast, Tototheo, KVH: LEO has changed the world as we know it, and we feel fine
Maritime connectivity providers Speedcast, Tototheo, KVH: LEO has changed the world as we know it, and we feel fine
September 30, 2025
  • Speedcast reported 50 Gbps throughput from GEO satellites and sold over 10,000 Starlink kits for maritime connectivity.
  • KVH's LEO terminals cost under $2,500, offering 200 Mbps compared to previous VSAT speeds of 20 Mbps.
  • Tototheo expanded its contract with SES for GEO high-throughput satellites while integrating LEO options for maritime customers.
SES outlines strategy to expand its MEO-orbit broadband fleet into a large constellation with multiple satellite builders
SES outlines strategy to expand its MEO-orbit broadband fleet into a large constellation with multiple satellite builders
September 29, 2025
  • SES plans to develop the MeoSphere network with dozens of MEO satellites in an 8,000-km equatorial orbit.
  • SES is investing 1.8 billion euros into the Iris2 MEO component, with 18 satellites planned.
  • K2 Space will launch pathfinder satellites in early 2026, utilizing a krypton-fueled Hall-effect thruster generating 20 kW.
Direct-to-device players AST SpaceMobile, Globalstar, Iridium & TerreStar react to SpaceX's $17-billion thunderclap
Direct-to-device players AST SpaceMobile, Globalstar, Iridium & TerreStar react to SpaceX's $17-billion thunderclap
September 29, 2025
  • SpaceX acquired 50 MHz of EchoStar S-band spectrum for $17 billion, impacting direct-to-device satellite services.
  • Iridium plans to launch global NTN Direct D2D service in 2026, utilizing its existing 66-satellite LEO constellation.
  • TerreStar holds S-band spectrum covering Canada and seeks integration into a broader LEO constellation for enhanced service.