Why did many plants die in the space station?

为什么空间站里的许多植物都死了？

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However, in the space station, there was almost no gravity.

然而，在空间站里，几乎没有重力。

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“In the space station there was no sensation of up or down,” he recalls.

“在空间站没有上下的感觉，”他回忆说。

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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

And we hear about objects in space that are threatening satellites and the International Space Station.

VOA: special.2009.04.01

Space debris made news on March twelfth when a part of an old rocket motor about ten centimeters in size threatened the International Space Station.

VOA: special.2009.04.01

Projects up for debate include Europe's continued participation in the space station and the development of a major new weather satellite system.

BBC: Ministers to define Europe's goals in space

It concluded that the agency could not move forward "without radical reform" and recommended cuts in the space station's workforce and shuttle missions.

BBC: Nasa in dock for overspending

One of the things that we've done with our NASA "Vision for the Future" is to extend the life of our participation in the Space Station.

WHITEHOUSE: President Obama's call to the International Space Station