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Revisit Space Summit 2025
All keynote sessions, technical tracks, and governance presentations from the IPNSIG's Space Summit 2025 virtual event are now available for on-demand viewing. Whether you missed the Summit or want to revisit your favorite sessions, you can now watch every presentation directly from the Events menu on the IPNSIG website. This year’s program featured an exceptional lineup, including keynotes from Yosuke Kaneko and the joint Vint Cerf/Yosuke Kaneko session, deep-dive technica
Nov 19, 2025


Check Out the Zotero Library
The Technical Documentation Working Group created a Zotero library filled with hundreds of resources - from technical documents to podcasts to IPNSIG Academy Keynote recordings.
Nov 19, 2025


Bridging Space and Earth with Delay Tolerant Networking (DTN), a Workshop on Empowering Connectivity
Workshop on Empowering Connectivity: Bridging Space and Earth with DTN gathered space-mission veterans, network engineers, and innovators from underserved regions of the Earth to learn DTN hands-on: building IONe nodes, designing scheduled contact graphs, and joining the IPNSIG Pilot Projects network to push the Internet to the edges of human habitation and exploration.
Nov 17, 2025


Welcome New IPNSIG Board Members
Congratulations to the newly-elected IPNSIG Board members, Felix Flentge and Juan Fraire. And please welcome Laura Chappell, who will be...
Mar 10, 2024


Mark your Calendars! Interplanetary Chapter Annual Meeting is Coming Up.
Date: February 20, 2024 Time: 2 – 4 p.m. (Pacific) Location: Virtual (Google Meet link here) All Chapter members and all Internet Society...
Jan 22, 2024


Welcome to 2024!
IPNSIG members play a vital role in our shared mission and we are thrilled to announce some remarkable milestones and exciting initiatives.
Jan 6, 2024


Watch IPNSIG Academy Keynotes
Did you know the IPNSIG Academy Keynotes are available online? If you missed one or more keynote in 2022-2023, visit the Events page to...
Mar 11, 2023


January IPNSIG Academy Video & Preso Available
The video recording and presentation materials for January’s IPNSIG Academy presentation by Dr. Keith Scott are now available. The video...
Jan 5, 2023


Year End Message from Vint Cerf
Dear Internauts, Another year has gone by but this one has been particularly productive for the Solar System Internet work of the IPNSIG. I want to acknowledge especially three areas of significant progress: 1. The Project Working Group, led by Oscar Garcia, has been growing in membership and making major progress putting ION and other BPv7 implementations onto new operating system and hardware platforms. Scott Johnson has outfitted BPv7 ION with an IPv6 convergence layer – a
Jan 1, 2023


IPNSIG 2022 summary
Dear IPNSIG members, As we approach the end of the calendar year, I see that our chapter has been extremely vigorous toward our vision of expanding networking to interplanetary space. If you recall, in 2022, we became the first space chapter, namely the Interplanetary Chapter of the Internet Society, and our work including the ones in progress are being widely noticed in the global community. As we reflect upon ourselves this year, we have witnessed the success of the Artemis
Dec 31, 2022


STINT 2022 Videos Now Available
STINT 2022 Workshops Videos Now Available Videos of this year’s Space-Terrestrial Internetworking Workshops (STINT) included...
Dec 1, 2022


September Newsletter
We are glad to share that the IPNSIG Architecture and Governance Working Group (AWG) held a workshop on Routing in Delay and Disruption...
Sep 2, 2022


IPNSIG is Now Tax Exempt
IPNSIG Receives Tax Exempt Status from the US Internal Revenue Service The Interplanetary Networking Special Interest Group (IPNSIG) has...
May 4, 2022


New AWG Secretariat
IPNSIG welcomes new Secretariat for AWG IPNSIG is pleased to announce the selection of Helen Tabunshchyk to play the role of Secretariat...
Mar 3, 2022


IPNSIG ACADEMY
IPNSIG February Newsletter Dear Membership, On behalf of the IPNSIG board, I am pleased to announce the launch of the “IPNSIG Academy” –...
Feb 1, 2022


Announcing Architecture and Governance Working Group in 2022
IPNSIG members, The IPNSIG will launch the Architecture and Governance Working Group (AWG) in 2022. We would like to invite participation from the membership who would be passionate about helping us with the Working Group activity. We envision one member who would bring in valuable insights to the Working Group and willing to provide secretariat support (mainly documentation support). For more details about the AWG, please refer to the document here . If you are intereste
Jan 21, 2022


November Newsletter
The IETF DTN Working group is meeting next Friday, 11 November, at 0700-0900 EDT. Remote registration for a single day is $125 ($50 for...
Nov 1, 2021


IPNSIG Library Announcement
Part of the IPNSIG’s mission to expand networking to interplanetary space is to promote DTN technology and facilitate its maturation. It...
Oct 1, 2021


September Newsletter
Dear IPNSIG members, Since I assumed chair last year, many vigorous activities have been undertaken at IPNSIG, propelling our efforts even further to expand networking to space. Just one year ago, I felt a need to lay out a narrative and some strategic efforts to be assessed toward establishing an interplanetary network. That was high on my agenda. After several intense discussions at the Strategy Working Group and at our engaging workshop held February 2021, IPNSIG has suc
Sep 1, 2021


Video for “Communicating Over Extreme Distances” Available
Video for our “Communicating over Extreme Distances” webinar held earlier this summer is available at: https://livestream.com/internetsoc...
Aug 5, 2021
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