ESA - European Space Agency - an intergovernmental European agency developing space related programmes. ESA's work includes the operation of Meteosat as well as contributions to the Hubble Space Telescope program.
Enterprise Systems Architecture [IBM] + European Space Agency
Entomological Society of America; the largest organization in the world serving the professional and scientific needs of entomologists and people in related disciplines. Founded in 1889, ESA today has more than 6,000 members. This number includes educators, extension personnel, consultants, students, researchers, and scientists from agricultural de... Found on https://insects.tamu.edu/fieldguide/glossary.htm