China Aerospace   Satellite Programs & Technology   Moon Exploration   Space Exploration & Science Missions  

China demonstrates two-way Earth–Moon laser communications over 400,000 km

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China says it has completed an Earth–Moon laser communications demonstration, verifying two-way, high-speed optical links across more than 400,000 km. The milestone highlights progress in lunar communications technology as China expands its ambitions for sustained activity and infrastructure around the Moon.

Discovered 2026-08-31T01:52:55.573791-07:00 | 2026-08-31T01:52:55.573791-07:00

Briefing

What Hype is tracking

  • The demonstration verifies two-way, high-speed optical communications across more than 400,000 km, a key technical milestone for future lunar missions and infrastructure.
  • Laser communications can support higher-capacity data links than conventional radio systems, making the technology relevant to mission operations, science return and lunar-network architectures.
  • The test is an indicator of China’s expanding lunar ambitions and its investment in enabling communications capabilities.

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2026-08-31T01:52:55.573791-07:00
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2026-08-31T01:52:55.573791-07:00
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