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Deployment

ADRAS-J at Low Earth Orbit (LEO)

Inspection demonstrator that performed the world's first RPO approach to a real, uncontrolled large debris object (a Japanese H-2A rocket upper stage).

ADRAS-J by Astroscale · Catalog entry · 1 source · not yet field-verified

Track ADRAS-J at Low Earth Orbit (LEO)

Machine-readable surfaces

Key facts

Outcome
World's first RPO approach to a real, uncontrolled large debris object (a Japanese H-2A rocket body); closest approach ~15 m (2024-11-30); INSPECTION ONLY, did NOT capture. The closest pass triggered an autonomous safety abort (attitude anomaly) per reporting; Astroscale declared the mission a success; deorbit begun 2026-03-25
Trust tier
Catalog entry · 1 source · not yet field-verified
Last updated
2026-06-05
Model
ADRAS-J
Company
Astroscale
Location
Low Earth Orbit (LEO)
Status
ended
First seen
2024-02-18
ID
b459efef-6cda-4a78-9e9d-724fe6591766

Sources (1)

  1. https://www.space.com/astroscale-adras-j-space-junk-rendezvous-mission-photo
Methodology: Verified · 1 source (no primary) · last reviewed 2026-06-05

Verification posture

Verified

Low confidence

Review state

Stable

Last reviewed 2026-06-05

Maturity + lifecycle

Maturity stage: pilot

Lifecycle: active

Architectural position

Cohort: space

Sources by quality tier

1
unclassified
Unclassified source

The framework is documented at /methodology. Corrections at /corrections. Reviewer: DEPLOY editorial team.

Methodology surface for ADRAS-J at Low Earth Orbit (LEO).

Common questions

What is the ADRAS-J deployment at Low Earth Orbit (LEO)?
ADRAS-J, built by Astroscale, is recorded as a deployment at Low Earth Orbit (LEO) on the DEPLOY registry. Astroscale operates the deployment directly.
Who operates ADRAS-J at Low Earth Orbit (LEO)?
Astroscale, the manufacturer of ADRAS-J, operates this deployment directly. This is a maker-deploys-its-own-product arrangement rather than a customer pilot.
When did the ADRAS-J deployment at Low Earth Orbit (LEO) go live?
The deployment is recorded as starting February 18, 2024 on the DEPLOY registry. Earlier activity may exist but is not yet sourced.
Is the ADRAS-J deployment at Low Earth Orbit (LEO) still active?
As of the most recent verification on the DEPLOY registry, this deployment is no longer operating at this location.
Have there been incidents at the ADRAS-J deployment at Low Earth Orbit (LEO)?
No active incidents affecting this deployment are recorded on the DEPLOY registry. Absence of recorded incidents is not a guarantee no incident occurred; DEPLOY records only sourced incidents and suppresses retracted ones.

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