May 5, 1961, Alan Shepard reached the air / space dividing line acknowledged by U.S. government, 50 miles / 80 km. The mission, known as Mercury-Redstone 3 (MR-3) or Freedom 7, was part of Project Mercury, the United States' first human spaceflight program. The internationally accepted altitude of 62 miles […]
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1 event,Tianwen-1 Lander and Zhurong Rover celebrated today for China's first successful landing on Mars; craft landed on this day in 2021 in Utopia Planitia, Mars Surface. |
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1 event,China Queqiao “bridge of magpies” satellite reaches 8 full years in space today, launched 2018 to provide far side communications to Earth from Chang'E-4 lander / rover. |
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