行星

• Many of the planets are no doubt inhabited by some form of advanced life .
  许多行星上不容置疑地存在着高级的生命形式。
• These bands must introduce longitudinal asymmetry in the planetary albedo .
  这些云带必定引起行星反照率的经向不对称性。
• It is reasonable to suppose that other stars are also attended by planetary system .
  有理由猜测别的恒星也伴有行星系统。
• New discoveries about uranus excited planetary astronomers in 1977 .
  一九七七年对天王星的几项新发现振奋了行星天文学家。
• Planetologists believe comets are the oldest relics in the solar system .
  行星学家们认为，彗星是太阳系中最古老的残余物。
• Consequently, there is a strong possibility that life can arise on other planets .
  由此可见，其他行星上极可能有生命产生。
• The sciences of planetary geology have benefited tremendously from these new finds .
  行星地质科学从这些新发现中受益匪浅。
• Many objections can be raised to this picture of planetary nebula formation .
  形成行星状星云的这一图像可能会引起许多异议。
• It is probable that life animates all the planets revolving round all the stars .
  生命可能为一切围绕恒星旋转的行星注入活力。
• These were the protoplanets from which the planets of the present developed .
  这些就是原行星，现在的行星正是从它们演化而来的。