|Unified Earth Space Council|
|The UESC emblem|
Marcus Tiberius Buendia
The Unified Earth Space Council, commonly abbreviated to UESC, was the organization governing humanity's space exploration and colonization efforts.
Its headquarters were located at the Unified Earth Space Council Center, Reconciliation Court, Strauss Archology, United States of America.
Third Martian War
When the UESC lost communications with the colony by 2795, The UESC initiated Project Goliath to investigate the colony's fate with the UESC Equanimity in 2797. The Equanimity reached Tau Ceti IV by 2893.
The UESC is governed by the Unified Earth Space Security Council, and has a Secretary-General and a President.
- The UESC is misspelled 'UESG' and 'USEC' throughout the original Marathon trilogy.
- UEG (variously 'Unified Earth Government' or 'United Earth Government'), the government of Earth
- MIDA, a political party and terrorist group orginating on Mars whose actions targeted the UESC
- United Interplanetary League, an organization mediating conflicts between inhabited planets in Sol