月球轨道(Moon orbit) Molniya orbit:前苏联闪电通信卫星的高倾角椭圆轨道。 行星轨道(Planetary orbit):在行星系统内,行星绕行恒星的轨道。
基于94个网页-相关网页
earth-moon orbit 地月轨道
Earth-moon transfer orbit 地月转移轨道
the moon orbit 月球轨道
landing moon orbit 登月轨道
Access to orbit the moon 进入月球轨道
moon transfer orbit 地月转移轨道
orbit the moon 绕月球轨道运行
design of moon-explorer orbit 月球探测器轨道设计
But why does then the moon orbit the earth?
那么为什么月亮绕着地球转呢?
India launched a satellite into moon orbit in 2008, but had to abandon it a year later after communication links snapped.
印度2008年发射了月球卫星,但是由于一年之后与地面失去联系,不得不放弃。
India launched a satellite into moon orbit in 2008, but had to abandon it nearly a year later after communication links snapped and scientists lost control of it.
印度在2008年将一颗卫星发射至月球轨道,不过在一年后,由于卫星通讯突然中断,科学家失去了对其控制而不得不将之抛弃。
Near the moon, the astronauts fired rockets to slow the spacecraft enough to put it into moon orbit.
VOA: special.2009.07.15
This meant the Apollo Eight astronauts could fire the rocket that would send them from Earth orbit toward the moon.
VOA: special.2009.07.08
He would wait in orbit around the moon while Armstrong and Aldrin landed and explored the surface.
VOA: special.2009.07.15
应用推荐