Accurate and timely information on space objects is vital for defending a satellite, but also necessary for attacking one.

对太空目标的准确而及时地信息对于保护卫星很重要，同样对攻击卫星也是必要的。

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Using Newton's formula for gravity, astronomers have detected previously unknown stars and planets, including Neptune and Pluto, from the effect of their gravity on other space objects.

l利用牛顿的引力计算公式，天文学家发现了许多过去不知道的恒星和行星，其中包括海王星和冥王星。这是根据它们对其他太空物体的引力作用测算出来的。

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To make things worse, when two objects in space crash, they break into many smaller pieces.

更糟糕的是，当两个物体在太空中相撞时，它们会分裂成许多更小的碎片。

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He says the surprise collision clearly justifies the need for programs that search the skies for small space objects that could threaten earth.

VOA: special.2009.08.25

So first I'm gonna say something about identity across time or indeed initially identity across space with some familiar humdrum material objects.

所以我首先要,用一些大家熟悉的一般实物,谈谈贯穿时间,和贯穿空间中的人格。

耶鲁公开课 - 死亡课程节选

He said, take a spring to outer space and we'll hook up some objects to them and see how fast they move and do a comparison.

他说,把一个弹簧带到外太空,往上面挂物体,看看它们运动的快慢,并进行对比

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What space objects, discovered in 1801, are typically found between Mars and Jupiter?

CNN: Newsquiz: Week of February 4

Black holes are mysterious space objects with gravitational pulls so powerful they suck in everything around them including light.

BBC: Hubble spies black hole gobbling galaxy

In recent years, several space objects have taken astronomers by surprise, serving as a reminder that our cosmic neighbourhood remains a busy place.

BBC: Dinosaur-killing space rock 'was a comet'