🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусский한국어中文日本語EntityQ835228· pop 22· linked from 504 articlesTerrestrial Planet Finderproposed project by NASA to construct a system of space telescopes for detecting extrasolar terrestrial planets; postponed several times and finally cancelled in 2011ConnectionsOrbiting Solar ObservatoryEntitylist of planet typesEntityCategoriesAstronomy projectsCancelled astrobiology space missionsCancelled NASA satellitesCancelled space telescopesExoplanet search projectsProjects disestablished in 2011