• For several tense minutes, the astronauts of Gemini Six were sitting on top of a highly explosive mass of rocket fuel.

    VOA: special.2009.07.01

  • "We'll be up shortly," he said. A few minutes later, the astronauts were able to see each others' spacecraft.

    VOA: special.2009.07.01

  • Now the problem was how to get the astronauts back to Earth as quickly and safely as possible.

    VOA: special.2009.07.22

  • Near the moon, the astronauts fired rockets to slow the spacecraft enough to put it into moon orbit.

    VOA: special.2009.07.15

  • Back on Earth, space scientists and engineers worked around the clock to design and test new ideas to help the astronauts survive.

    VOA: special.2009.07.22

  • The astronauts' decrease in bone strength measured from point six percent to five percent for each month spent on the space station.

    VOA: special.2009.03.10

  • Two hours after Apollo Thirteen went around the moon, the astronauts fired the rocket for five minutes.

    VOA: special.2009.07.22

  • One hundred forty meters from the surface, the astronauts took control of the lander from the computer.

    VOA: special.2009.07.15

  • The astronauts also left many scientific devices that would continue to report information about the moon.

    VOA: special.2009.07.29

  • That was the job of the astronauts of Apollo Nine: James McDivitt,David Scott and Russell Schweickart.

    VOA: special.2009.07.08

  • It took the astronauts more than three hours to complete the preparations for leaving the lander.

    VOA: special.2009.07.15

  • The astronauts were three hundred twenty thousand kilometers from Earth with little oxygen, electricity and water.

    VOA: special.2009.07.22

  • But the astronauts soon learned that the explosion had caused the other oxygen tank to leak.

    VOA: special.2009.07.22

  • Engineers on the ground designed a way the astronauts could connect air-cleaning devices from the command module to the air system in the lunar module.

    VOA: special.2009.07.22

  • The Eagle has landed." NASA's plan had called for the astronauts to test instruments, eat and then rest for four hours before leaving the Eagle.

    VOA: special.2009.07.15

  • The astronauts used it to carry tools and cameras while they were on the moon.

    VOA: special.2009.07.29

  • The astronauts made three trips in the lunar rover to take pictures and collect rocks.

    VOA: special.2009.07.29

  • The Mercury spacecraft had the needed atmospheric pressure to keep the astronauts safe.

    VOA: special.2011.04.06

  • The astronauts made the connector from a plastic bag, cardboard and tape.

    VOA: special.2009.07.22

  • They were just a few of the things the astronauts left behind.

    VOA: special.2010.03.02

  • The astronauts had planned to re-open the door during their four-day flight.

    VOA: special.2009.06.24

  • The carbon dioxide the astronauts breathed out was poisoning the air.

    VOA: special.2009.07.22

  • On December twenty-fourth, the astronauts made a television broadcast to Earth.

    VOA: special.2009.07.08

  • Scientists were excited about the moon rocks the astronauts brought back.

    VOA: special.2009.07.29

  • The astronauts for that flight were Frank Borman and James Lovell.

    VOA: special.2009.06.24

  • On the sixty-second orbit, the astronauts prepared to return to Earth.

    VOA: special.2009.06.24

  • The astronauts worked calmly to get the power back on.

    VOA: special.2009.07.29

  • The astronauts had removed all air pressure from the spacecraft.

    VOA: special.2009.06.24

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