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Attributed claims
Limited high-quality data constrain scientific conclusions about UAP.
DOCUMENTED_CLAIM · NASA’s attributed methodological assessment.
The UAP designation identifies extraterrestrial vehicles.
CONTRADICTED · Meaning of the designation; no universal claim about all objects.
Connected encyclopedia entries
Biosignatures
Potential indicators of biological processes require environmental context and careful testing of nonbiological explanations.
NASA’s 2023 UAP independent study
A methodological report recommending how data, calibrated observations and scientific practice can improve the study of UAP.
Technosignatures
The scientific search for observable indications of technology beyond Earth, from radio emissions to proposed atmospheric or large-scale effects.
Unidentified anomalous phenomena
UAP is a category of observations that remain unidentified in a given assessment. The designation does not identify an extraterrestrial origin.