• 石头的理想

    12-09-28 The pure, the bright, the beautiful, That stirred our hearts in youth, The impulses to wordless prayer, The dreams of love and truth; The longing after something's lost, The spirit's yearning cry, The striving after better hopes- These things can ne...

  • Gum 19恒星形成星云的亮面与暗面

    10-04-01 Gum 19 is located in the direction of the constellation(星座,荟萃) Vela (the Sail) at a distance of approximately 22 000 light years. The Gum 19 moniker(绰号,名字) derives from(源于,来自) a 1955 publication by the Australian astrophysicist...

    共1页/2条