• Small changes in the movement of Neptune led several astronomers to believe that an undiscovered planet was affecting Neptune's orbit.

    VOA: special.2010.07.11

  • Glenn's flight plan called for him to spend most of the first orbit getting used to the feeling of being weightless.

    VOA: special.2009.06.17

  • The radio waves are measured when the earth is at two points opposite one another in its orbit.

    VOA: special.2009.01.20

  • Military officials immediately offered to use the Jupiter to put a scientific satellite into orbit around the Earth.

    VOA: special.2009.06.10

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

    VOA: special.2009.07.15

  • Knowing more about how the Yarkovsky effect changes an asteroid's orbit will help scientists better predict whether RQ36 will come near Earth.

    VOA: special.2011.06.22

  • Next year, the Chinese plan to launch a small space laboratory to practice docking of spacecraft in orbit.

    VOA: special.2010.04.28

  • Gemini Six followed Gemini Seven, but in a lower orbit that moved the two spacecraft closer together.

    VOA: special.2009.07.01

  • The twenty-two meter long rocket would put a little scientific satellite into orbit as one of the events of the international geophysical year.

    VOA: special.2009.06.10

  • Iran launched its first satellite into orbit in February -- the thirtieth anniversary of the Islamic revolution.

    VOA: special.2009.05.23

  • He says there are more than three hundred thousand small objects or pieces of debris in orbit that are larger than one centimeter.

    VOA: special.2009.04.01

  • He would wait in orbit around the moon while Armstrong and Aldrin landed and explored the surface.

    VOA: special.2009.07.15

  • Because of the gravity on Mars, spacesuits may have to be designed to be lighter than suits used in orbit or on the moon.

    VOA: special.2011.04.06

  • The next Royal Astronomer, Edmund Halley, spent another forty years gathering information about the moon's orbit.

    VOA: special.2010.07.14

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定