en.wikipedia.org/wiki/Artemis_II
2 corrections found
In September 2024, NASA announced that it would fly five CubeSats from international partners aboard the Artemis II mission.
NASA's official Artemis II payload updates say there are four international CubeSats on the mission, not five.
Full reasoning
NASA's own Artemis II payload updates consistently list four international CubeSats, not five.
In a NASA mission update published on May 20, 2025, the agency said it had "finalized all partnerships for the four international CubeSats that will fly aboard the mission," naming partners from Germany, South Korea, Argentina, and Saudi Arabia.
NASA repeated that count in a later Artemis II rocket-integration update published on September 30, 2025, which states that "Four CubeSats containing science and technology experiments will be deployed" and again identifies the same four countries.
Those official NASA sources directly contradict the article's statement that NASA announced five international CubeSats for Artemis II.
2 sources
- NASA Signs Agreement with Argentina's Space Agency for Artemis II CubeSat - NASA
"With this agreement, NASA has finalized all partnerships for the four international CubeSats that will fly aboard the mission." NASA says it is working with Argentina's CONAE, German space agency DLR, the Korea AeroSpace Agency, and the Saudi Space Agency.
- NASA Draws Closer to Artemis II Rocket Completion with Newest Addition - NASA
"Four CubeSats containing science and technology experiments will be deployed from the adapter into high Earth orbit... The 12U CubeSats aboard Artemis II were developed by international partners South Korea, Germany, Argentina, and Saudi Arabia."
The fifth CubeSat is an Avionics Unit.
NASA's Artemis II updates list only four CubeSats from international partners. There is no NASA-listed fifth CubeSat called an "Avionics Unit."
Full reasoning
NASA's official Artemis II payload announcements do not include a fifth CubeSat named "Avionics Unit."
On May 20, 2025, NASA said it had finalized all partnerships for the four international CubeSats flying on Artemis II, identifying the participating partners as Argentina, Germany, South Korea, and Saudi Arabia. Later, on September 30, 2025, NASA again stated that four CubeSats would deploy from the Orion stage adapter and listed those same four countries.
Because NASA's own mission updates enumerate only four CubeSats and do not identify any separate fifth CubeSat called an "Avionics Unit," this sentence is inaccurate.
2 sources
- NASA Signs Agreement with Argentina's Space Agency for Artemis II CubeSat - NASA
"NASA has finalized all partnerships for the four international CubeSats that will fly aboard the mission." The article names Argentina's CONAE, German space agency DLR, the Korea AeroSpace Agency, and the Saudi Space Agency.
- NASA Draws Closer to Artemis II Rocket Completion with Newest Addition - NASA
"Four CubeSats containing science and technology experiments will be deployed from the adapter into high Earth orbit... The 12U CubeSats aboard Artemis II were developed by international partners South Korea, Germany, Argentina, and Saudi Arabia."