Chris Johnson
@chrisjohnson.bsky.social
Space Lawyer at the Secure World Foundation, Professor of Space Law at Georgetown Law
This article is finally out, and with open access // General principles of international environmental and space law applicable to the protection of dark and quiet skies | Proceedings of the International Astronomical Union | Cambridge Core - www.cambridge.org/core/journal...
January 20, 2026 at 7:15 PM
This article is finally out, and with open access // General principles of international environmental and space law applicable to the protection of dark and quiet skies | Proceedings of the International Astronomical Union | Cambridge Core - www.cambridge.org/core/journal...
FYI.. here is the news I've been looking forward to sharing. Excited and honored to join this great institution bit.ly/4r1qG39 ⚖️ #SpaceLaw 🚀 #SpacePolicy 🇺🇳🛰️ @unileiden.bsky.social
Dear colleagues, I'm happy to announce that I'll be stepping into academia full time to continue promoting and advancing the rule of law in outer space at the International Institute of Air an...
Dear colleagues, I'm happy to announce that I'll be stepping into academia full time to continue promoting and advancing the rule of law in outer space at the International Institute of Air and Space ...
bit.ly
January 19, 2026 at 7:34 PM
FYI.. here is the news I've been looking forward to sharing. Excited and honored to join this great institution bit.ly/4r1qG39 ⚖️ #SpaceLaw 🚀 #SpacePolicy 🇺🇳🛰️ @unileiden.bsky.social
Thank you everyone at Secure World Foundation and all of our partners from industry, academia, and government.
It has been a pleasure and honor to foster and promote space sustainability at this small but brave and ambitious NGO, with connections and allies around the world.
It has been a pleasure and honor to foster and promote space sustainability at this small but brave and ambitious NGO, with connections and allies around the world.
After 12 years at SWF, @chrisjohnson.bsky.social, Senior Director of Legal Affairs and Space Law, will conclude his time with SWF on Jan. 16. His leadership shaped our work on space law, COPUOS engagement, and responsible behavior in outer space. We thank Chris and wish him continued success.
January 16, 2026 at 10:25 PM
Thank you everyone at Secure World Foundation and all of our partners from industry, academia, and government.
It has been a pleasure and honor to foster and promote space sustainability at this small but brave and ambitious NGO, with connections and allies around the world.
It has been a pleasure and honor to foster and promote space sustainability at this small but brave and ambitious NGO, with connections and allies around the world.
New interesting publication from RAND / How to Create 'Order in Orbit'
www.rand.org
January 5, 2026 at 5:26 PM
New interesting publication from RAND / How to Create 'Order in Orbit'
Space Modernization for the 21st Century NPRM
www.fcc.gov
December 8, 2025 at 10:16 PM
Space Modernization for the 21st Century NPRM
Moon race rhetoric... //Trump's NASA pick stresses moon race urgency, pressed on Musk ties in Senate hearing www.reuters.com/business/aer...
www.reuters.com
December 3, 2025 at 9:03 PM
Moon race rhetoric... //Trump's NASA pick stresses moon race urgency, pressed on Musk ties in Senate hearing www.reuters.com/business/aer...
I have signed up to watch this // SYMPOSIUM: Obligations Erga Omnes Theoretical and Practical Perspectives ius.unibocconi.eu/events/sympo...
- Bocconi University
Click HERE to follow the zoom live streaming
ius.unibocconi.eu
November 19, 2025 at 2:51 PM
I have signed up to watch this // SYMPOSIUM: Obligations Erga Omnes Theoretical and Practical Perspectives ius.unibocconi.eu/events/sympo...
From Climate to Cosmos: The ICJ’s Advisory Opinion and Its Implications for Sustainable Space Governance www.ejiltalk.org/from-climate...
From Climate to Cosmos: The ICJ’s Advisory Opinion and Its Implications for Sustainable Space Governance
Introduction Assume hypothetically a future request for an International Court of Justice (ICJ) Advisory Opinion on States’ obligations to protect outer space. How would the ICJ draw from the Advis…
www.ejiltalk.org
November 19, 2025 at 1:52 PM
From Climate to Cosmos: The ICJ’s Advisory Opinion and Its Implications for Sustainable Space Governance www.ejiltalk.org/from-climate...
UK and Germany have accused Russia of threatening their satellites. Here’s what that means. | CNN edition.cnn.com/2025/11/09/e... #SpaceLaw #SpacePolicy
UK and Germany have accused Russia of threatening their satellites. Here’s what that means. | CNN
Germany and the United Kingdom have warned of the growing threat posed by Russian and Chinese space satellites, which have been regularly spotted spying on satellites used by Western powers.
edition.cnn.com
November 9, 2025 at 11:17 AM
UK and Germany have accused Russia of threatening their satellites. Here’s what that means. | CNN edition.cnn.com/2025/11/09/e... #SpaceLaw #SpacePolicy
I'll be speaking about the re-entry of space debris at the upcoming UNOOSA conference 'Operationalising Space Sustainability: Legal and Regulatory Approaches Across the Lifecycle of Space Debris', November 19–20 at the United Nations Office at Vienna
Website at: www.unoosa.org/oosa/en/ourw...
Website at: www.unoosa.org/oosa/en/ourw...
October 29, 2025 at 2:49 PM
I'll be speaking about the re-entry of space debris at the upcoming UNOOSA conference 'Operationalising Space Sustainability: Legal and Regulatory Approaches Across the Lifecycle of Space Debris', November 19–20 at the United Nations Office at Vienna
Website at: www.unoosa.org/oosa/en/ourw...
Website at: www.unoosa.org/oosa/en/ourw...
These types of stories are popping up more and more // Space Junk Now Almost Constantly Crashing Down to Earth futurism.com/space/space-....
Space Junk Now Almost Constantly Crashing Down to Earth
Yet another huge chunk of space debris survived re-entry intact, landing in the middle of a road in Australia.
futurism.com
October 29, 2025 at 2:39 PM
These types of stories are popping up more and more // Space Junk Now Almost Constantly Crashing Down to Earth futurism.com/space/space-....
Reposted by Chris Johnson
🚀 The 7th #SWFsummit25 opens tomorrow, Oct 22–23 in Paris.
🎙️ We’re also happy to welcome Sébastien Martin, Minister for Industry & Philippe Baptiste, Minister of Higher Education, Research and Space as speakers.
🎟️First 25 today get free virtual w/code VIRTUALFREE25 bit.ly/45Vd159
🎙️ We’re also happy to welcome Sébastien Martin, Minister for Industry & Philippe Baptiste, Minister of Higher Education, Research and Space as speakers.
🎟️First 25 today get free virtual w/code VIRTUALFREE25 bit.ly/45Vd159
October 21, 2025 at 10:02 AM
🚀 The 7th #SWFsummit25 opens tomorrow, Oct 22–23 in Paris.
🎙️ We’re also happy to welcome Sébastien Martin, Minister for Industry & Philippe Baptiste, Minister of Higher Education, Research and Space as speakers.
🎟️First 25 today get free virtual w/code VIRTUALFREE25 bit.ly/45Vd159
🎙️ We’re also happy to welcome Sébastien Martin, Minister for Industry & Philippe Baptiste, Minister of Higher Education, Research and Space as speakers.
🎟️First 25 today get free virtual w/code VIRTUALFREE25 bit.ly/45Vd159
I’ll be moderating this discussion at
@swfoundation.bsky.social
#SWFSummit25 next week in Paris on advancing technologies & business models for achieving economically viable #SpaceSustainability🛰️
🚀There's still time to join us in person or online: swfsummit.xn--org-e292bzb
@swfoundation.bsky.social
#SWFSummit25 next week in Paris on advancing technologies & business models for achieving economically viable #SpaceSustainability🛰️
🚀There's still time to join us in person or online: swfsummit.xn--org-e292bzb
October 17, 2025 at 11:08 AM
I’ll be moderating this discussion at
@swfoundation.bsky.social
#SWFSummit25 next week in Paris on advancing technologies & business models for achieving economically viable #SpaceSustainability🛰️
🚀There's still time to join us in person or online: swfsummit.xn--org-e292bzb
@swfoundation.bsky.social
#SWFSummit25 next week in Paris on advancing technologies & business models for achieving economically viable #SpaceSustainability🛰️
🚀There's still time to join us in person or online: swfsummit.xn--org-e292bzb
Some quotes from me in this article from the Wall Street Journal / Building Nuclear Power in the U.S. Is Tough. NASA Wants to Do It on the Moon. www.wsj.com/science/spac...?
September 22, 2025 at 1:49 PM
Some quotes from me in this article from the Wall Street Journal / Building Nuclear Power in the U.S. Is Tough. NASA Wants to Do It on the Moon. www.wsj.com/science/spac...?
My book chapter 'What Future Does Space Liability Law Have?' now published in 'The Coming Collision of Commercial and Military Space' by the Nonproliferation Policy Education Center (NPEC)🕊️Details & free PDF download at npolicy.org/the-coming-c...
September 11, 2025 at 7:25 PM
My book chapter 'What Future Does Space Liability Law Have?' now published in 'The Coming Collision of Commercial and Military Space' by the Nonproliferation Policy Education Center (NPEC)🕊️Details & free PDF download at npolicy.org/the-coming-c...
My article on #SpaceLaw at seven decades in the newly published special issue of Air & Space Law kluwerlawonline.com/journalIssue...
September 10, 2025 at 11:08 AM
My article on #SpaceLaw at seven decades in the newly published special issue of Air & Space Law kluwerlawonline.com/journalIssue...
Excellent article; I've seen presentations on how we have to also do this for the Moon / A new atomic clock in space could help us measure elevations on Earth
A new atomic clock in space could help us measure elevations on Earth
The European Space Agency’s ACES mission could ultimately pave the way for a global network of atomic clocks that make these measurements far more accurate.
buff.ly
May 27, 2025 at 1:09 PM
Excellent article; I've seen presentations on how we have to also do this for the Moon / A new atomic clock in space could help us measure elevations on Earth
Good overview of the history of the National Space Council, and opportunities for a new one.
spacepolicyonline.com/news/a-secon...
spacepolicyonline.com/news/a-secon...
A Second Trump National Space Council Would Be Busy
Posted: May 12, 2025 8:51 pm ET | Last Updated: May 12, 2025 9:44 pm ET | President Trump is expected to retain the White House National Space Council in his second term to coordinate U.S. space polic...
spacepolicyonline.com
May 13, 2025 at 9:38 AM
Good overview of the history of the National Space Council, and opportunities for a new one.
spacepolicyonline.com/news/a-secon...
spacepolicyonline.com/news/a-secon...
Application from Zimbabwe to join #COPUOS🇺🇳
www.unoosa.org/oosa/oosadoc... 🛰️#UNGA #SpacePolicy #SpaceLaw⚖️
www.unoosa.org/oosa/oosadoc... 🛰️#UNGA #SpacePolicy #SpaceLaw⚖️
May 13, 2025 at 9:24 AM
Application from Zimbabwe to join #COPUOS🇺🇳
www.unoosa.org/oosa/oosadoc... 🛰️#UNGA #SpacePolicy #SpaceLaw⚖️
www.unoosa.org/oosa/oosadoc... 🛰️#UNGA #SpacePolicy #SpaceLaw⚖️
Today I delivered the @swfoundation.bsky.social statement at the #COPUOS Legal Subcommittee, under agenda #4. Information on the Activities of International Intergovernmental & Non-governmental Organizations Relating to #SpaceLaw
➡️ Statement at bit.ly/4m2WS4z 🛰️
➡️ Statement at bit.ly/4m2WS4z 🛰️
May 5, 2025 at 3:51 PM
Today I delivered the @swfoundation.bsky.social statement at the #COPUOS Legal Subcommittee, under agenda #4. Information on the Activities of International Intergovernmental & Non-governmental Organizations Relating to #SpaceLaw
➡️ Statement at bit.ly/4m2WS4z 🛰️
➡️ Statement at bit.ly/4m2WS4z 🛰️
Growth of Committee membership and universalisation of the five United Nations treaties on space law ➡️ bit.ly/44WNOYR 🛰️ A/AC.105/C.2/2025/CRP.18 #COPUOS 🇺🇳 #SpaceLaw ⚖️ #SpacePolicy 🚀 #UNGA
May 5, 2025 at 1:06 PM
Growth of Committee membership and universalisation of the five United Nations treaties on space law ➡️ bit.ly/44WNOYR 🛰️ A/AC.105/C.2/2025/CRP.18 #COPUOS 🇺🇳 #SpaceLaw ⚖️ #SpacePolicy 🚀 #UNGA
Looking forward to speaking about🚀#SpaceLaw 🇺🇳 at this event next Wednesday here in DC.
Register at: bit.ly/4hqVhCi
🛰️#SpaceLaw #SpacePolicy
@jhuapl.bsky.social @swfoundation.bsky.social
Register at: bit.ly/4hqVhCi
🛰️#SpaceLaw #SpacePolicy
@jhuapl.bsky.social @swfoundation.bsky.social
March 20, 2025 at 11:57 AM
Looking forward to speaking about🚀#SpaceLaw 🇺🇳 at this event next Wednesday here in DC.
Register at: bit.ly/4hqVhCi
🛰️#SpaceLaw #SpacePolicy
@jhuapl.bsky.social @swfoundation.bsky.social
Register at: bit.ly/4hqVhCi
🛰️#SpaceLaw #SpacePolicy
@jhuapl.bsky.social @swfoundation.bsky.social
Today I presented on how international space law protects science on the Moon at the AAAS Annual Meeting "Shaping Science Tomorrow", going over existing protections (and emergent themes from these protections) which we find in the 1967 Outer Space Treaty, and related sources of law.
February 14, 2025 at 4:44 PM
Today I presented on how international space law protects science on the Moon at the AAAS Annual Meeting "Shaping Science Tomorrow", going over existing protections (and emergent themes from these protections) which we find in the 1967 Outer Space Treaty, and related sources of law.
Today I presented at the ICG-IOAG Cislunar PNT Workshop, held at the UN in Vienna, and hosted by the ICG and UNOSA. My slide at: bit.ly/Moon-PNT-Law
Workshop website at: www.unoosa.org/oosa/en/ourw...
Workshop website at: www.unoosa.org/oosa/en/ourw...
February 13, 2025 at 1:39 PM
Today I presented at the ICG-IOAG Cislunar PNT Workshop, held at the UN in Vienna, and hosted by the ICG and UNOSA. My slide at: bit.ly/Moon-PNT-Law
Workshop website at: www.unoosa.org/oosa/en/ourw...
Workshop website at: www.unoosa.org/oosa/en/ourw...
Reposted by Chris Johnson
Join @VSamsonDC & Charlie JP Bennett on Wed, Feb. 5, 10 AM ET/1600 CET for a talk on 'Evolution of Treaties: How Are Arms Control Treaties Made?'
Register now: https://streamyard.com/watch/Za2eduJxi9tC
Register now: https://streamyard.com/watch/Za2eduJxi9tC
February 3, 2025 at 9:31 PM
Join @VSamsonDC & Charlie JP Bennett on Wed, Feb. 5, 10 AM ET/1600 CET for a talk on 'Evolution of Treaties: How Are Arms Control Treaties Made?'
Register now: https://streamyard.com/watch/Za2eduJxi9tC
Register now: https://streamyard.com/watch/Za2eduJxi9tC