Frankly, what's delightful about it is that we now have five major planets orbiting it.
坦白地说，令人愉快的是我们找到了5颗围绕堪科瑞55号主行星。
"Orbits change," Koehn says. "They change due to interactions with major planets and large asteroids."
科恩说：“轨道的变化，归因于这些小行星与大行星和较大的小行星之间的交互作用。”
According to new observations, it can be proved quantitatively that a mode of eight major planets of the Solar System is a symmetrical structure: four terrestrial planets and the asteroid belt;
根据最新的观测结果，作者定量论证了太阳系的八大行星模式：它是对称的四个类地行星和小行星带；
This is a major achievement because, in relative terms, planets are very small and do not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。
Hydrogen is the most abundant element in the universe and is a major component of giant planets such as Jupiter and Saturn.
氢是宇宙中分布最为广泛的元素，它是类似于木星和土星这样的巨行星主要的构成成分。
The planets and the major moons have all been squeezed and heated by gravity and pummeled by giant impacts, erasing much of their history.
那时，行星和一些主要的卫星承受着由重力造成的挤压加热以及巨大冲击造成的击打，这清除了它们许多的历史痕迹。
This is a major achievement because, in relative terms, planets are very small and do not emit light.
这是一个重要的成就，因为相对来说，行星体积小，而且不会发光。
This is a major achievement because, in relative terms, planets are very small and old not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。
This is a major achievement because, in relative terms, planets are very small and old not emit light.
这是一个重要的成就，因为相对来说，行星很小，而且也不发光。
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