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LunaNet

From Wikipedia, the free encyclopedia
LunaNet DTN Framework

LunaNet is a NASA, ESA and JAXA project and proposed data network aiming to provide a "Lunar Internet" for cis-lunar spacecraft and installations.[1][2]

It will be able to store-and-forward data to provide a Delay/Disruption Tolerant Network (DTN). The objective is to avoid needing to preschedule data communications back to Earth.[2]

LunaNet will also offer navigation services, eg. for orbit determination, and navigation on the lunar surface.[2]

Draft interoperability specifications have been issued.[2]

The LunaNet Interoperability Specification (LNIS) is the document which publishes the LunaNet standard. LNIS version 4 was published online in September 12, 2022. LNIS version 5 draft for review was provided online for comment late 2023[3][4] and published in February 2025.

  • NASA's instantiation of LunaNet is called Lunar Communication Relay and Navigation System (LCRNS).[5]
  • JAXA's instantiation of LunaNet is called Lunar Navigation Satellite System (LNSS)[5]

See also

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References

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  1. "LunaNet Interoperability Specification". NASA. February 8, 2023. Retrieved 2026-07-09.
  2. 1 2 3 4 Empowering Artemis with communications and navigation interoperability Oct 2021
  3. LunaNet Interoperability Specification, Space Operations Mission Directorate, NASA
  4. "Moonlight services: seeking feedback for updated LunaNet framework". www.esa.int. Retrieved 2024-04-03.
  5. 1 2 LunaNet: Interoperability for Lunar PNT, Slide 4, International Committee on GNSS, October 17, 2023 Madrin, Spain
  6. Project Moonlight Oct 2021
  7. Moonlight Webinar Mar 2022
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