Page 3 - Spec Tech Vol 1 Issue 06
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SpaceX's Crew-4 splashes down after 5



         months on International Space Station




























         Image Credit: NASA

         Crew-4's Dragon capsule, named Freedom,             rived at the orbiting lab that same day. The
         splashed down around 4:55 p.m. EDT (2055            astronauts conducted more than 200 scientific
         GMT) near Jacksonville, Florida following           experiments during their time off Earth, NASA
         an International Space Station (ISS) mission,       officials have said.
         reaching the Atlantic Ocean safely on Friday
         (Oct. 14).                                          Cristoforetti made history during the mission,
                                                             becoming the first European woman ever to
         The successful return followed two                  command the ISS. She handed the reins of the
         weather-related undocking                           station over to Russian cosmonaut Sergey
         delays on Wednesday (Oct. 12) and                   Prokopyev during a change-of-command
         Thursday (Oct. 13). Undocking was also              ceremony on Tuesday (Oct. 11).
         delayed by 30 minutes on Friday to 12:05
         p.m. EDT (1605 GMT) verify alignment of the         Though Crew-4 is gone, the orbiting lab still
         hatches between the two spacecraft.                 hosts a SpaceX mission: the four-person Crew-5
                                                             arrived on Oct. 6 for a roughly five-month stay.
         "We wish you godspeed and safe re-entry," a
         member of Expedition 68 told the departing          Like SpaceX, Boeing holds a contract with
         crew in the moments after undocking.                NASA's Commercial Crew Program. Boeing is
                                                             gearing up for its first astronaut mission to the
         Aside from the tricky weather in past days at       ISS, a crewed test flight that could launch as
         the landing site, the Crew Dragon spacecraft        early as February 2023.
         clicked through all landing milestones
         flawlessly and brought its four astronauts            Fun Facts about Crew Dragon Capsule
         safely back to Earth: NASA's Kjell Lindgren,
         Bob Hines, Jessica Watkins and the                   Þ     In December 2010, Dragon became the first
         European Space Agency's Samantha                           privately developed spacecraft to return safely
         Cristoforetti.                                             from orbit - a feat previously achieved by just
                                                                    three nations (the United States, Russia, and
         As its name suggests, Crew-4 is the fourth                 China).
         contracted astronaut mission
         that SpaceX has flown to the ISS for NASA.           Þ     Dragon has the most powerful heat shield in the
                                                                    world; designed in cooperation with NASA, it is
         The quartet of astronauts launched atop a                  made of a material called PICA-X, a high-
         SpaceX Falcon 9 rocket on April 27 and ar-                 performance variant on NASA's original Phenolic
                                                                    Impregnated Carbon Ablator (PICA).


         Space Explorer 2022                                                                                                                                                    3
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