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  • ...hi (poetry)|shi]]'' poetry were renowned and commented on by later Chinese writers. Zhang received many posthumous honors for his scholarship and ingenuity, a ...to conduct affairs of state.<ref name="crespigny 2007 1050"/> Contemporary writers also wrote about eclipses and the sphericity of heavenly bodies. The [[Musi ...
    76 KB (10,973 words) - 19:10, 5 August 2009
  • ...beginning their missions. While this high failure rate can be ascribed to technical problems, enough have either failed or lost communications for causes unkno ...n, making it even closer to Earth. [[Aristotle]] was among the first known writers to describe observations of Mars, noting that, as it passed behind the Moon ...
    105 KB (15,836 words) - 04:41, 17 August 2009