Kayhan Space

Kayhan Space is a spaceflight-safety company building autonomous space traffic coordination and collision-avoidance technology for satellite operators. Its Satcat platform delivers space situational awareness, conjunction assessment (CDM ingestion and analysis), on-orbit screening, ephemeris and Two-Line Element (TLE) catalog services, propagation, orbit determination, maneuver design, and collision-avoidance (COLA) planning through the Satcat Service API. Kayhan also offers Dynamics, an astrodynamics estimation and orbit-simulation engine. Founded in 2019 and backed by Initialized Capital and Techstars, Kayhan Space serves commercial, civil, and defense satellite operators.

Kayhan Space publishes 20 APIs on the APIs.io network, including Authentication API, Catalog API, Conjunction API, and 17 more. Tagged areas include Company, Frontier Tech, Space, Satellite, and Space Situational Awareness.

Kayhan Space’s developer surface includes documentation, API reference, getting-started guide, support, engineering blog, authentication, and 23 more developer resources.

🌐 Visit website 📡 Source on GitHub

48.5/100 developing ▬ flat Agent 65/100 agent native Full breakdown ↓
scored 2026-07-27 · rubric v0.5

AccessSelf serve

20 APIs 1 MCP Servers

CompanyFrontier TechSpaceSatelliteSpace Situational AwarenessCollision AvoidanceSpace Traffic ManagementAerospaceAstrodynamics

Kin Score

Kin Score How this is scored →
scored 2026-07-27 · rubric v0.5

Composite quality — 48.5/100 · developing

Contract Quality 14.1 / 25

Developer Ergonomics 14.8 / 20

Commercial Clarity 6.8 / 20

Operational Transparency 2.7 / 13

Governance 0.0 / 12

Discoverability 10.0 / 10

Agent readiness — 65/100 · agent native

Machine-Readable Contract 18 / 18

Agentic Access Contract 15 / 15

MCP Server 12 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 0 / 7

Rate-Limit Signaling 0 / 7

Typed Event Surface 0 / 6

Agent Skills 5 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/kayhan-space: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 20

Individual APIs this provider publishes, each with its own machine-readable definition.

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

Scopes 1

OAuth scopes governing access to this provider's APIs.

Kayhan Space Scopes

1 scope · password/clientCredentials

1 scopes

SCOPES

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

GettingStarted

GettingStarted

Login

Documentation 2

Reference material describing how the API behaves

Documentation

Documentation

APIReference

APIReference

Agent Surfaces 4

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

MCPServer

LLMsTxt

AgentSkill

Design & Contract 7

Pagination, idempotency, versioning, errors, and events

Conformance

ErrorCatalog

Lifecycle

Conventions

DataModel

Arazzo

Arazzo

Scroll for all 7

Build 3

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Packages

Packages

SDKs

SDKs

Access & Security 3

Authentication, authorization, and security posture

Authentication

Authentication

OAuthScopes

OAuthScopes

DomainSecurity

DomainSecurity

Operate 2

Status, limits, changes, and where to get help

Support

Support

StatusPage

StatusPage

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService

TermsOfService

PrivacyPolicy

PrivacyPolicy

Company 2

The organization behind the API

Blog

Blog

Website

Website

Other 1

Properties that don't map to a standard resource type

Overlay

Overlay

Source (apis.yml)

aid: kayhan-space
name: Kayhan Space
description: Kayhan Space is a spaceflight-safety company building autonomous space traffic coordination and collision-avoidance
  technology for satellite operators. Its Satcat platform delivers space situational awareness, conjunction assessment (CDM
  ingestion and analysis), on-orbit screening, ephemeris and Two-Line Element (TLE) catalog services, propagation, orbit determination,
  maneuver design, and collision-avoidance (COLA) planning through the Satcat Service API. Kayhan also offers Dynamics, an
  astrodynamics estimation and orbit-simulation engine. Founded in 2019 and backed by Initialized Capital and Techstars, Kayhan
  Space serves commercial, civil, and defense satellite operators.
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://www.satcat.com/og.png
url: https://raw.githubusercontent.com/api-evangelist/kayhan-space/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- initialized-capital
- techstars
x-tier: enriched
x-tier-reason: portfolio-lead-enriched
specificationVersion: '0.20'
created: '2026-07-17'
modified: '2026-07-19'
tags:
- Company
- Frontier Tech
- Space
- Satellite
- Space Situational Awareness
- Collision Avoidance
- Space Traffic Management
- Aerospace
- Astrodynamics
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
apis:
- aid: kayhan-space:kayhan-space-authentication-api
  name: Kayhan Space Authentication API
  description: The Authentication API from Kayhan Space — 8 operation(s) for authentication.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Authentication
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-authentication-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-catalog-api
  name: Kayhan Space Catalog API
  description: The Catalog API from Kayhan Space — 3 operation(s) for catalog.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Catalog
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-catalog-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-conjunction-api
  name: Kayhan Space Conjunction API
  description: The Conjunction API from Kayhan Space — 8 operation(s) for conjunction.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Conjunction
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-conjunction-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-ephemeris-api
  name: Kayhan Space Ephemeris API
  description: The Ephemeris API from Kayhan Space — 11 operation(s) for ephemeris.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Ephemeris
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-ephemeris-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-events-api
  name: Kayhan Space Events API
  description: The Events API from Kayhan Space — 2 operation(s) for events.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Events
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-events-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-health-api
  name: Kayhan Space Health API
  description: The Health API from Kayhan Space — 1 operation(s) for health.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Health
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-health-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-launch-screening-api
  name: Kayhan Space Launch Screening API
  description: The Launch Screening API from Kayhan Space — 5 operation(s) for launch screening.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Launch Screening
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-launch-screening-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-leop-api
  name: Kayhan Space LEOP API
  description: The LEOP API from Kayhan Space — 5 operation(s) for leop.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - LEOP
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-leop-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-maneuver-designer-api
  name: Kayhan Space Maneuver Designer API
  description: The Maneuver Designer API from Kayhan Space — 6 operation(s) for maneuver designer.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Maneuver Designer
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-maneuver-designer-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-metrics-api
  name: Kayhan Space Metrics API
  description: The Metrics API from Kayhan Space — 1 operation(s) for metrics.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Metrics
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-metrics-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-mission-planning-api
  name: Kayhan Space Mission Planning API
  description: The Mission Planning API from Kayhan Space — 3 operation(s) for mission planning.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Mission Planning
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-mission-planning-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-mitigation-api
  name: Kayhan Space Mitigation API
  description: The Mitigation API from Kayhan Space — 4 operation(s) for mitigation.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Mitigation
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-mitigation-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-nlp-api
  name: Kayhan Space NLP API
  description: The NLP API from Kayhan Space — 3 operation(s) for nlp.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - NLP
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-nlp-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-orbital-determination-api
  name: Kayhan Space Orbital Determination API
  description: The Orbital Determination API from Kayhan Space — 7 operation(s) for orbital determination.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Orbital Determination
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-orbital-determination-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-plot-api
  name: Kayhan Space Plot API
  description: The Plot API from Kayhan Space — 7 operation(s) for plot.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Plot
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-plot-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-propagation-api
  name: Kayhan Space Propagation API
  description: The Propagation API from Kayhan Space — 11 operation(s) for propagation.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Propagation
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-propagation-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-satcat-service-api-api
  name: Kayhan Space Satcat Service API API
  description: The Satcat Service API API from Kayhan Space — 1 operation(s) for satcat service api.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Satcat Service API
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-satcat-service-api-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-screening-api
  name: Kayhan Space Screening API
  description: The Screening API from Kayhan Space — 23 operation(s) for screening.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Screening
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-screening-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-state-vector-api
  name: Kayhan Space State Vector API
  description: The State Vector API from Kayhan Space — 4 operation(s) for state vector.
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - State Vector
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-state-vector-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
- aid: kayhan-space:kayhan-space-two-line-elements-tles-api
  name: Kayhan Space Two Line Elements (TLEs) API
  description: The Two Line Elements (TLEs) API from Kayhan Space — 2 operation(s) for two line elements (tles).
  humanURL: https://docs.satcat.com
  baseURL: https://api.satcat.com/api/satcat
  tags:
  - Two Line Elements (TLEs)
  properties:
  - type: OpenAPI
    url: openapi/kayhan-space-two-line-elements-tles-api-openapi.yml
  - type: APIReference
    url: https://api.satcat.com/docs
  - type: Documentation
    url: https://docs.satcat.com
common:
- type: DeveloperPortal
  url: https://docs.satcat.com
- type: Documentation
  url: https://docs.satcat.com
- type: APIReference
  url: https://api.satcat.com/docs
- type: GettingStarted
  url: https://docs.satcat.com/key-concepts/
- type: Support
  url: https://discord.gg/2AuzMTBuJM
- type: Blog
  url: https://kayhan.space/blog
- type: GitHubOrganization
  url: https://github.com/Kayhan-Space
- type: StatusPage
  url: https://status.satcat.com
- type: Login
  url: https://www.satcat.com/login
- type: TermsOfService
  url: https://kayhan.space/tos
- type: PrivacyPolicy
  url: https://kayhan.space/privacy-policy
- type: Authentication
  url: authentication/kayhan-space-authentication.yml
- type: OAuthScopes
  url: scopes/kayhan-space-scopes.yml
- type: AgenticAccess
  url: agentic-access/kayhan-space-agentic-access.yml
- type: DomainSecurity
  url: security/kayhan-space-domain-security.yml
- type: Packages
  url: packages/kayhan-space-packages.yml
- type: SDKs
  url: packages/kayhan-space-packages.yml
- type: MCPServer
  url: mcp/kayhan-space-mcp.yml
- type: LLMsTxt
  url: llms/kayhan-space-llms.txt
- type: Overlay
  url: overlays/kayhan-space-satcat-overlay.yaml
- type: Conformance
  url: conformance/kayhan-space-conformance.yml
- type: ErrorCatalog
  url: errors/kayhan-space-problem-types.yml
- type: Lifecycle
  url: lifecycle/kayhan-space-lifecycle.yml
- type: Conventions
  url: conventions/kayhan-space-conventions.yml
- type: DataModel
  url: data-model/kayhan-space-data-model.yml
- type: AgentSkill
  url: skills/_index.yml
- type: Arazzo
  name: Screen an ephemeris and review conjunctions
  url: arazzo/kayhan-space-screen-ephemeris.yml
- type: Arazzo
  name: Ingest CDMs and inspect a conjunction event
  url: arazzo/kayhan-space-cdm-event-review.yml
- type: Website
  url: https://kayhan.space/
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence