Polaris Intelligence
Polaris
Intelligence
About
Ctrl K
Sign in
© Polaris Intelligence 2026
PrivacyTermsAdmin

Harmony

active
Human SpaceflightLEOLaunched 10/23/2007
Admin Edit
Mission & Launch
Launch Mission
ISS 10A
Launch Vehicle
Space Shuttle
Launch Date
10/23/2007
Orbit & Mass
Orbit Class
LEO
Altitude
341 km
Inclination
51.6 deg
Dry Mass
14,322 kg
Total Mass
14,322 kg
Payload Classification
Mission Type
Human Spaceflight
Payload Category
SS
Payload Class
C
Organizations
Operator
NASA Johnson Space Center
Manufacturer
Thales Alenia Space
Registry
UN Registration
ST/SG/SER.E/614
Track
Mentions
58
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

Plus Ultra and ispace signed a collaboration agreement on 2022-01-20 that includes transport and deployment of Plus Ultra’s Harmony minisatellites as soon as 2024.

RelationshipsPlanValue 4.5Jan 21, 2022Plus Ultra’s lunar comsats to hitch rides on ispace moon landers
Page3of3

Plus Ultra’s full Harmony constellation will provide continuous high-speed communications of up to 100 megabits per second between any location on or around the moon and anywhere on Earth.

CapabilityGeneralPlanValue 4.0Jan 21, 2022Plus Ultra’s lunar comsats to hitch rides on ispace moon landers

Plus Ultra Space Outposts is planning a lunar satellite constellation called Harmony to provide continuous, high-speed communications of up to 100 Mbps between any location on or around the Moon, including cislunar orbit, and anywhere on Earth.

PlanCapabilityValue 4.0Jan 20, 2022Plus Ultra and ispace Aim to Deploy Communications and Navigation Infrastructure in Lunar Orbit

The completed Harmony constellation would consist of eight satellites orbiting in two planes at 6,0 m above the lunar surface and would use laser communications links.

CapabilityPlanValue 4.0Nov 19, 2021Plus Ultra aims to provide communications infrastructure for incoming wave of moon missions

Harmony is designed to deliver about 100 megabits per user and global coverage and to offer a GPS-like navigation system for the lunar environment.

CapabilityGeneralValue 4.0Nov 19, 2021Plus Ultra aims to provide communications infrastructure for incoming wave of moon missions

The completed Harmony constellation would provide 100% coverage of the lunar surface.

CapabilityValue 3.0Nov 19, 2021Plus Ultra aims to provide communications infrastructure for incoming wave of moon missions

The Crew Dragon spacecraft Endurance docked with the forward port of the Harmony module of the International Space Station at 6:32 p.m. Eastern on 2021-11-11.

PlanCapabilityValue 4.0Nov 11, 2021Crew-3 arrives at ISS

Endeavour docked with the International Space Station’s Harmony module at 5:08 a.m. Eastern on 2021-04-24.

PlanGeneralValue 3.5Apr 24, 2021Crew-2 arrives at ISS

SpaceX Crew Dragon spacecraft Resilience undocked from the forward port on the International Space Station’s Harmony module on 2021-04-05 at 6:30 a.m. Eastern.

PlanGeneralValue 4.0Apr 5, 2021Crew Dragon moves to new docking port at ISS

Resilience moved out 60 m from the International Space Station before docking with the Harmony module’s zenith port on 2021-04-05 at 7:08 a.m. Eastern.

PlanGeneralValue 4.0Apr 5, 2021Crew Dragon moves to new docking port at ISS

The Crew Dragon spacecraft Resilience is scheduled to dock autonomously to the forward port of the station’s Harmony module about 11 p.m. on 2020-11-16.

PlanValue 4.0Nov 16, 2020NASA’s SpaceX Crew-1 astronauts headed to International Space Station

Endeavour undocked from the station’s Harmony module at 7:35 p.m. Eastern on 2020-08-01.

GeneralValue 4.0Aug 1, 2020Crew Dragon undocks from space station

Axiom Space plans to attach a commercial module to the Harmony (Node 2) docking port in late 2024 equipped with docking ports and an Earth Observatory that is a larger version of the station’s cupola.

PlanCapabilityValue 4.2Mar 5, 2020Axiom to fly Crew Dragon mission to the space station

NASA selected Axiom Space on 2021-01-27 to gain access to a docking port on the station’s Harmony (Node 2) module.

RelationshipsValue 4.5Mar 5, 2020Axiom to fly Crew Dragon mission to the space station

The 2019-06-21 solicitation allows for the possibility of establishing a commercial segment on Harmony consisting of multiple commercially developed elements.

LegalPlanValue 2.0Jun 23, 2019NASA seeks proposals for commercial ISS modules

NASA plans to release a solicitation on 2019-06-14 to give companies access to a docking port on the Harmony module for attachment of a commercial module.

PlanRelationshipsValue 4.0Jun 7, 2019NASA releases ISS commercialization plan

SpaceX’s Crew Dragon spacecraft on mission Demo-1 undocked from the International Space Station’s Harmony module at 2:32 a.m. Eastern on 2019-03-08.

PlanGeneralValue 3.8Mar 8, 2019Crew Dragon departs ISS and returns to Earth

The Dragon spacecraft from CRS-15 is scheduled to arrive at the ISS on the morning of 2018-07-02 and berth with the station’s Harmony module.

PlanValue 4.0Jun 29, 2018SpaceX launches Dragon cargo spacecraft on final Block 4 mission