Labels:text | font | document | paper | screenshot OCR: EXPLORER 1 LAUNCH DATE February 1, 1958 Explorer 1, the USA's first satellite was launched from Cape Canaveral. The Van Allen Belts - belts of radiation in the Earth's magnetosphere - were discovered by this mission. Explorer 1 continued to orbit the Earth until 1970. EXPLORER 2 LAUNCH DATE March 5, 1958 Disaster struck at the launch of Explorer 2 wher its rocket booster exploded on the launchpad EXPLORER 3 LAUNCH DATE March 26, 1958 The third Explorer satellite was placed into orbit to continue the discoveries made by Explorer 1 of the Earth's radiation belts. EXPLORER 6 LAUNCH DATE August 7, 1959 Explorer 6, carrying a small, remotely controlled camera, took the first picture of the Earth from space. EXPLORER 7 LAUNCH DATE October 13, 1959 Included on board Explorer 7 was equipment to me ...