Flagship treaty research

Outer Space Treaty Gap Analysis Project.

A structured gap-analysis and reform project concerning the Outer Space Treaty, related national implementation, and the legal architecture needed for emerging space activities.

Report landing page Download PDF

At a glance

Treaty gaps, national law, and reform options.

OSTGAP shows where the Outer Space Treaty works, where implementation is uneven, and where clearer rules may be needed.

  • Focus: Articles II, VI, IX, and national implementation.
  • Output: final report and public project materials.
  • Reform path: interpretation, codification, and institutional design.

Why this matters

Gaps become real when activity grows.

Commercial activity

Private missions make authorization, continuing supervision, liability, registration, and national implementation central to treaty performance.

Emerging activities

Resource extraction, sustainability, settlement, and military activity test whether broad principles have enough operational detail.

Institutional coherence

Fragmented national approaches can increase legal uncertainty for states, operators, regulators, researchers, and affected publics.

Project evidence

What the project already covers.

Established work

  • Treaty text analysis.
  • National-law comparison.
  • Expert consultation.
  • Published report materials.

Boundaries

  • No unsupported completion percentages.
  • No unsourced country conclusions.
  • Claims stay tied to project records.

Core orientation

Codification where practice needs clarity.

01

Many gaps are implementation problems.

02

National laws diverge in important ways.

03

Soft-law norms may need clearer codification.

04

Reform should separate interpretation, implementation, supplementation, and replacement.

Project framework

Six lenses for treaty reform.

Treaty-text analysis

Reviews the language, structure, and interpretive pressure points of the Outer Space Treaty and related instruments.

National implementation

Compares how domestic systems operationalize authorization, supervision, liability, registration, and private activity.

State practice

Identifies practice relevant to interpretation, implementation, and emerging norms without overstating consensus.

Expert consultation

Uses specialist review to test legal framing, reform pathways, and practical institutional implications.

Reform options

Distinguishes codification, interpretation, supplementation, and treaty replacement as separate pathways.

Institutional design

Examines whether legal duties need procedures, registries, review bodies, reporting systems, or model domestic rules.

Roadmap

From gap analysis to recommendations.

  1. 01Treaty gap analysis
  2. 02National implementation mapping
  3. 03Expert consultation
  4. 04Reform framework
  5. 05Working paper or journal submission
  6. 06Policy and treaty recommendations

Primary sources and materials

Core legal instruments and project outputs.

Research participation

Contribute treaty expertise.

CGI welcomes source-backed legal, regulatory, diplomatic, academic, industry, and sustainability review.

Join or contact CGI

Related Institute work

Connect treaty reform to security and lunar governance.

Space security lawGolden Dome

Shows how treaty interpretation and implementation questions apply to emerging security architectures.

 Institutional designLunar Project

Uses treaty foundations and reform questions to model future lunar governance institutions.

 Topic guideOuter Space Treaty gaps

Introduces the gap categories that structure OSTGAP's public-facing analysis.

OSTGAP is published as research and policy analysis. It supports legal and institutional discussion and does not constitute legal advice or governmental authority.