The mass was calculated by timing the orbit of Eris' moon Dysnomia.
通过对厄里斯卫--戴丝诺米娅运行轨道计时后计算出了厄里斯质量。
A plane orbited over the landing field.
有一架飞机在机场上空盘旋。
The earth orbits the sun once every 365.25 days.
365.25天绕太阳轨道一圈。
They put a weather satellite into orbit round the earth.
他们把一颗气象卫送入环绕轨道。
Mars, Venus and the other planets move in eccentric orbits.
火、金及其他行沿不正圆轨道运行。
Let's pretend we're on the spaceship orbiting round the earth!
让我们假装是在沿轨道绕运转宇宙飞船上!
Our satellite itself will orbit around the moon for a period of two days.
我们人造卫本身将绕月运行两天时间。
The orbit of the artificial satellite has an apogee of 200 miles from the earth.
这个人造卫轨道，其最远点在离200英里方。
Mercury orbits the Sun.
水环绕太阳运行。
The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.
第一个放置在对静止轨道卫是1963年美国航空暨太空总署发射传输卫.
Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.
样，因为太阳位于重力中心，它可能会清除有际尘埃区域。
It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.
它围绕一颗不适宜居住冰冻奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人保护。
The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.
重复在远心点施以推力，会将近心点由轨道内提升到轨道外。
Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.
太阳神八号是将一艘登月艇纳入绕月轨道一项试验。
John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.
3．约翰?格伦，第一位绕环行美国宇航员，在他首次飞行时带有软管包装苹果酱。
The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.
人造卫轨道由于大气阻力和引力场等因素摄动,其形状和近点位置将不断改变。
Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.
月捕获控制第一次制动必须在卫飞向月第一近月点完成。
After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".
在完成对探测器变轨后，A飞船将在前方绕行太阳，而B飞船则在"后方"绕行。
Galileo was forced to recant his assertion that the earth orbited the sun.
伽利略被迫放弃围绕太阳转断言。
Dire Pithi Wrecker, Plunderer as well as Dire Guristas Wrecker and Plunderer were having orbit range problems for guns and missile. This has been fixed.
修正了灾难波希肇事者、灾难波希豪夺者、可怕古斯塔肇事者导弹环绕距离错误。
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The MAV, that was only designed to get to low Mars orbit.
飞行器能够抵达火星低轨。
NASA satellites are always orbiting Earth, looking down at our oceans and clouds.
美国国家航航天局的卫星总是绕地球运行，俯视我们的海洋和云层。
Your options just shrank as billionaire Richard Branson's virgin orbits recently filed for bankruptcy.
亿万富翁理查德·布兰森的维珍轨道公司最近申请破产，你的选择就减少了。
The problem is when the capsule moves from an elliptical orbit to a parabolic orbit.
棘手的是，如何能让太舱从椭圆形轨道转到抛物线形轨道。
NASA notes that many of Jupiter's outer moons have what are called retrograde orbits.
NASA指出，木星的许多外卫星都有所谓的逆行轨道。
So does the moon really orbit the Earth?
是地球对月球的两倍。那月球真的会绕行地球吗？
They will stay in orbit for about five months.
他们将在轨停留大约五个月。
The ISS orbits our planet at a very high speed.
国站围绕我们的星球高速运动。
He also discovered moons orbiting Saturn.
他还发现了围绕土星运行的卫星。
It caused the space rock to speed up its orbit after impact four times more than predicted.
撞击后，这块太岩石的轨道速度比预期的快了四倍。
Euclid is a space telescope built to act as an orbiting observatory.
欧几里得是一架太望远镜，用作轨道天文台。
Fei Junlong, Deng Qingming and Zhang Lu spent six months in orbit.
费俊龙、邓清明、张陆在轨六个月时。
They can derive information, like its mass and the shape of its orbit.
他们能够从中提取物体质量、运行轨道等信息。
The unmanned rocket blasted off from Cape Canaveral but failed to reach orbit.
无人火箭从卡纳维拉尔角发射升，但未能到达轨道。
Euclid will travel to an orbiting spot about 1.5 million kilometers from Earth.
欧几里得将前往距离地球约150万公里的轨道点。
Yuri went into a higher orbit than was expected.
尤里进入了比预期更高的轨道。
Both about 30 times as massive as our Sun, they had been orbiting each other for millions of years.
这两个黑洞的质量均相当于太阳的 30 倍，它们已经围绕对方旋转了数百万年。
To date, astronomers have identified 92 moons orbiting Jupiter, giving it the top spot.
到目前为止，天文学家已经发现了92颗绕木星运行的卫星，使它在这个排行中成为了第一。
Space junk might be a piece of metal that broke off from an orbiting satellite.
太垃圾可能是从轨道卫星上脱落下来的一块金属。
L1 is located inside Earth's orbit, about 1.5 million kilometers away from the planet.
L1 位于地球轨道内，距离地球约 150 万公里。
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--戴丝诺米娅运行轨道计时后计算出了厄里斯
365.25天绕太阳轨道一圈。
传输卫
航天局的卫星总是绕
地球运行，俯视
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