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SpaceX's Falcon 9 rocket and Dragon crew capsule launch
  • Un cohete Falcon 9 de SpaceX con una cápsula de pasajeros Demo 1 despega el sábado 2 de marzo del 2019 en Cabo Cañaveral, Florida. (AP Foto/Terry Renna)
  • A SpaceX Falcon 9 rocket with a demo Crew Dragon spacecraft on an uncrewed test flight to the International Space Station lifts off from pad 39A at the Kennedy Space Center in Cape Canaveral, Fla., Saturday, March 2, 2019. (AP Photo/John Raoux)
  • A SpaceX Falcon 9 rocket with a demo Crew Dragon spacecraft on an uncrewed test flight to the International Space Station lifts off from pad 39A at the Kennedy Space Center in Cape Canaveral, Fla., Saturday, March 2, 2019. (AP Photo/John Raoux)
  • A SpaceX Falcon 9 rocket with a demo Crew Dragon spacecraft on an uncrewed test flight to the International Space Station lifts off from pad 39A at the Kennedy Space Center in Cape Canaveral, Fla., Saturday, March 2, 2019. (AP Photo/John Raoux)
  • A SpaceX Falcon 9 rocket with a demo Crew Dragon spacecraft on an uncrewed test flight to the International Space Station lifts off from pad 39A at the Kennedy Space Center in Cape Canaveral, Fla., Saturday, March 2, 2019. (AP Photo/John Raoux)
  • Elon Musk, CEO of SpaceX, speaks during a news conference after the SpaceX Falcon 9 Demo-1 launch at the Kennedy Space Center in Cape Canaveral, Fla., Saturday, March 2, 2019. (AP Photo/John Raoux)
  • NASA astronaut Eric Boe, assistant to the chief of the astronaut office for commercial crew, left, and Norm Knight, deputy director of flight operations at NASA's Johnson Space Center watch the launch of a SpaceX Falcon 9 rocket carrying the company's Crew Dragon spacecraft on the Demo-1 mission from firing room four of the Launch Control Center, Saturday, March 2, 2019 at the Kennedy Space Center in Florida. America's newest capsule for astronauts rocketed Saturday toward the International Space Station on a high-stakes test flight by SpaceX. (NASA/Joel Kowsky)
  • SpaceX chief Elon Musk speaks during a press conference after the launch of SpaceX Crew Dragon Demo mission at the Kennedy Space Center in Florida on March 2, 2019. - NASA and SpaceX celebrated the successful launch March 2 of a new astronaut capsule on a week-long round trip to the International Space Station -- a key step towards resuming manned space flights from US soil after an eight-year break. (Photo by Jim WATSON / AFP) (Photo credit should read JIM WATSON/AFP/Getty Images)
  • SpaceX Falcon 9 rocket with the company's Crew Dragon spacecraft onboard takes off during the Demo-1 mission, at the Kennedy Space Center in Florida on March 2, 2019. - SpaceX's new Crew Dragon astronaut capsule was on its way to the International Space Station Saturday, March 2, 2019, after it successfully launched from Florida on board a Falcon 9 rocket. With only a dummy named Ripley on board, the launch was a dress rehearsal for the first manned test flight -- scheduled for later this year with two NASA astronauts. (Photo by Jim WATSON / AFP) (Photo credit should read JIM WATSON/AFP/Getty Images)
  • SpaceX Falcon 9 rocket with the company's Crew Dragon spacecraft onboard is seen seconds after taking off during the Demo-1 mission, at the Kennedy Space Center in Florida on March 2, 2019. (Photo by Jim WATSON / AFP) (Photo credit should read JIM WATSON/AFP/Getty Images)
  • SpaceX Falcon 9 rocket with the company's Crew Dragon spacecraft onboard takes off during the Demo-1 mission, at the Kennedy Space Center in Florida on March 2, 2019. (Photo by Jim WATSON / AFP) (Photo credit should read JIM WATSON/AFP/Getty Images)
  • March 2, 2019; Kennedy Space Center, FL, USA; A SpaceX Falcon 9 rocket lifts off from Pad 39A at Kennedy Space Center early Saturday, March 2, 2019. This is the first launch of the rocket with the Crew Dragon capsule that was designed to carry humans into space. Mandatory Credit: Craig Bailey/FLORIDA TODAY via USA TODAY NETWORK/Sipa USA