DEPLOYThe reference layer for physical AI

Deployment

Mission Extension Vehicle (MEV) at Geostationary Orbit (GEO)

GEO life-extension servicer that autonomously rendezvouses with and docks to a client satellite's apogee-engine ring, then provides station-keeping and attitude control.

Mission Extension Vehicle (MEV) by Northrop Grumman SpaceLogistics · Catalog entry · 1 source · not yet field-verified

Track Mission Extension Vehicle (MEV) at Geostationary Orbit (GEO)

Machine-readable surfaces

Key facts

Client
Intelsat 901
Outcome
MEV-1 autonomously docked Intelsat 901 (2020-02-25) ~300 km above GEO - first commercial GEO docking - ferried it back to its slot for ~5 years; UNDOCKED 2025-04-09 (first commercial GEO undocking)
Trust tier
Catalog entry · 1 source · not yet field-verified
Last updated
2026-06-05
Model
Mission Extension Vehicle (MEV)
Company
Northrop Grumman SpaceLogistics
Location
Geostationary Orbit (GEO)
Status
ended
First seen
2020-02-25
ID
2d9b6890-a758-410e-88e0-3f8201c5dbf5

Sources (1)

  1. https://spacenews.com/northrop-grummans-mev-1-servicer-docks-with-intelsat-satellite/
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: commercial

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 Mission Extension Vehicle (MEV) at Geostationary Orbit (GEO).

Common questions

What is the Mission Extension Vehicle (MEV) deployment at Geostationary Orbit (GEO)?
Mission Extension Vehicle (MEV), built by Northrop Grumman SpaceLogistics, is recorded as a deployment at Geostationary Orbit (GEO) on the DEPLOY registry. Northrop Grumman SpaceLogistics operates the deployment directly.
Who operates Mission Extension Vehicle (MEV) at Geostationary Orbit (GEO)?
Northrop Grumman SpaceLogistics, the manufacturer of Mission Extension Vehicle (MEV), operates this deployment directly. This is a maker-deploys-its-own-product arrangement rather than a customer pilot.
When did the Mission Extension Vehicle (MEV) deployment at Geostationary Orbit (GEO) go live?
The deployment is recorded as starting February 25, 2020 on the DEPLOY registry. Earlier activity may exist but is not yet sourced.
Is the Mission Extension Vehicle (MEV) deployment at Geostationary Orbit (GEO) 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 Mission Extension Vehicle (MEV) deployment at Geostationary Orbit (GEO)?
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.

Deploy Watch

Track this deployment.

We notify you when status changes against primary-source evidence, contract events surface, or a related incident is filed.