• This infrared portrait of the Small Magellanic Cloud, taken by NASA's Spitzer Space Telescope, reveals stars and dust in this galaxy as never seen before. T.

    美国宇航局斯皮策太空望远镜拍摄麦哲伦星系的红外图像揭示了这个星系前所未见的恒星尘埃

    youdao

  • The traditional Space Telescope(ST) with such a large primany mirror can not be launched to GEO, for its total mass is more than 1 000 t.

    传统空间相机,如果要如此口径质量超过1 000t无法发射GEO上

    youdao

  • The traditional Space Telescope (ST) with such a large primeny mirror can not be launched to GEO, for its total mass is more than 1 000 t.

    传统空间相机,如果要如此的口径,质量超过1 000t无法发射GEO上

    youdao

  • The traditional Space Telescope (ST) with such a large primeny mirror can not be launched to GEO, for its total mass is more than 1 000 t.

    传统空间相机,如果要如此的口径,质量超过1 000t无法发射GEO上

    youdao

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