Glossary of Commonly Used Terms and Abbreviations in the 100th Anniversary Debate

biosignature: A biological marker of life. For example, DNA.

Drake Equation: A simple equation used to estimate the abundance of intelligent and communicative life in our galaxyexoplanet: A planet orbiting a distant star. HabEx: Habitable Exoplanet Imaging MissionIR: InfraredJWST: James Webb Space TelescopeKepler: Kepler space telescopeLUVOIR: Large UltraViolet Optical Infrared SurveyorOptical: Visible light that humans can see.

SETI: Search for ExtraTerrestrial Intelligencetechnosignature: A technological marker of advanced life. For example, a broadcasted radio signal.

TESS: Transiting Exoplanet Survey SatelliteUV: UltraVioletWFIRST: Wide Field Infrared Survey Telescope