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Artemis II

retired
Human SpaceflightGEOCOSPAR 2026-069ALaunched 4/1/2026
Admin Edit
Mission & Launch
Launch Mission
Artemis II Mission
Launch Vehicle
SLS Block 1
Launch Date
4/1/2026
Last Contact
4/11/2026
Orbit & Mass
Orbit Class
GEO
Altitude
35,122.5 km
Inclination
28.35 deg
Dry Mass
9,400 kg
Total Mass
25,848 kg
Payload Classification
Mission Type
Human Spaceflight
Payload Category
SS
Payload Class
C
Organizations
Operator
NASA Johnson Space Center
Manufacturer
Lockheed Martin
Registry
COSPAR ID
2026-069A
Track
Mentions
1095
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

Southern Launch will use passive Doppler tracking infrastructure at the Koonibba Test Range for Artemis II Orion mission tracking.

CapabilityPlanValue 4.0Apr 1, 2026Southern Launch to support tracking of NASA’s Artemis II mission from Koonibba Test Range
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Artemis II carried four astronauts on a journey around the Moon.

GeneralCapabilityValue 3.5Apr 1, 2026RT by @AJ_FI: Liftoff. The Artemis II mission launched from @NASAKennedy at 6:35pm ET (2235 UTC), propelling four astronauts on a journey around the Moon. Artemis II will pave the way for future Moon landings, as well as the next giant leap — astronauts on Mars. pic.

Artemis II is expected to launch on Wednesday, April 1 at 18:24 Florida time.

PlanValue 4.0Apr 1, 2026¿Cuáles serán los momentos críticos del viaje a la Luna de la misión Artemis II?

NASA is using Artemis II to reduce mission risk by testing each phase separately.

PlanCapabilityValue 3.4Apr 1, 2026Carlos García-Galán (NASA): "Hemos decidido trocear la misión Artemis para reducir riesgos antes de alunizar"

Artemis II will make its closest flyby of the Moon at 4,000 to 6,000 miles above the lunar surface on Day 6.

PlanValue 4.0Apr 1, 2026Artemis II Is On The Way To The Moon

Artemis II is planned to splash down in the Pacific Ocean after a skip reentry.

PlanValue 3.5Apr 1, 2026¿Cuáles serán los momentos críticos del viaje a la Luna de la misión Artemis II?

Artemis II will break the Apollo 13 crew’s 1970 record to become the mission that has traveled farthest from Earth.

PlanGeneralValue 2.8Apr 1, 2026Artemis II Is On The Way To The Moon

Jeremy and Christina are the mission engineers for Artemis II.

GovernanceValue 2.2Apr 1, 2026Carlos García-Galán (NASA): "Hemos decidido trocear la misión Artemis para reducir riesgos antes de alunizar"

The Artemis II crew will transition Orion’s cabin from launch mode to living mode during the first 24 hours of flight.

CapabilityPlanValue 3.6Apr 1, 2026What happens in the first 24 hours after the Artemis 2 launch?

Southern Launch will deliver its Artemis II tracking role through partners at Raven Defense as NASA assesses the broader aerospace community’s tracking capabilities for future Moon and Mars missions.

RelationshipsValue 4.0Apr 1, 2026Southern Launch to support tracking of NASA’s Artemis II mission from Koonibba Test Range

All cryogenic stages of the Space Launch System rocket transitioned to replenish mode during the Artemis II launch countdown.

PlanCapabilityValue 4.0Apr 1, 2026RT by @GewoonLukas_: 12:51 p.m. ET - All cryogenic stages of the Space Launch System rocket have transitioned to replenish mode during the Artemis II launch countdown. The countdown enters a planned 1-hour and 10-minute hold.

Artemis II will take the crew approximately 4,600 miles beyond the far side of the Moon.

PlanGeneralValue 3.0Apr 1, 2026Liftoff: NASA Successfully Launches Artemis II to the Moon

The launch range had resolved an issue and was go for the Artemis II launch.

PlanGeneralValue 3.5Apr 1, 2026L-1H14M The issue has been fixed and THE RANGE IS GO! The closeout crew is still working to close the Launch Abort System hatch, and seems like they're a little behind on the timeline.

Southern Launch has been selected to support tracking of NASA’s Artemis II Orion mission from South Australia.

RelationshipsGeneralValue 4.0Apr 1, 2026Southern Launch to support tracking of NASA’s Artemis II mission from Koonibba Test Range

The Space Launch System used for Artemis II is 98 meters tall.

CapabilityValue 4.0Apr 1, 2026¿Cuáles serán los momentos críticos del viaje a la Luna de la misión Artemis II?

The Artemis II launch will produce nearly 4 million kilograms of thrust.

CapabilityGeneralValue 4.0Apr 1, 2026¿Cuáles serán los momentos críticos del viaje a la Luna de la misión Artemis II?

The Artemis II launch countdown entered a planned 1-hour and 10-minute hold.

PlanGeneralValue 3.0Apr 1, 2026RT by @GewoonLukas_: 12:51 p.m. ET - All cryogenic stages of the Space Launch System rocket have transitioned to replenish mode during the Artemis II launch countdown. The countdown enters a planned 1-hour and 10-minute hold.

The Artemis II crew will perform manual handling maneuvers of the Orion capsule during the lunar flyby to test its responsiveness for future docking operations with the Starship Human Landing System and the lunar Gateway station.

PlanCapabilityValue 4.0Apr 1, 2026Liftoff: NASA Successfully Launches Artemis II to the Moon

NASA is tracking one minor non-conformance issue during the Artemis II countdown.

PlanValue 2.0Apr 1, 2026L-5H10M All stages are now in stable replenishment. The countdown will enter a planned 1H10M hold as the closeout crew heads to the pad, followed by the flight crew shortly thereafter. NASA said teams are currently tracking 1 minor non-conformance issue, but no details.

Orion’s life-support system will remove carbon dioxide, regenerate air, remove humidity, and maintain pressure during Artemis II.

CapabilityPlanValue 4.2Apr 1, 2026¿Cuáles serán los momentos críticos del viaje a la Luna de la misión Artemis II?