Labels:clock | grass | person | plant | road | sidewalk | sky | space rocket | test equipment | tree | windowpane OCR: SPACE EXPLORATION SHUTTLE MISSIONS COLUHBA OVERVIEW CHAIENGER OUEST DISCOVERY LUNAR LAINDINGS SHUTTLE MISSIONS succes ssfully relaunches the U.S. space program DISCOV ERY The Challenger disaster Set U.S space research back b several lyears. While extensive tests and irnprovernents it7 design were carried out the shuttles remained on the ground Finally it fall 1988 the space shuttle Discovery was launched resunritis the NASA space program CHR ONOLOGY NEWSFLASH COIJHRIA LITNAR LANDINGS successfully years improvements resuming
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