• 比较距离位移发现越远星系远离我们速度越快结论宇宙在膨胀

    After a comparison of distances and quantities red shifts, he found that the farther a galaxy is, the faster it is traveling away from us. The conclusion was the universe is still expanding.

    youdao

  • 比较距离位移发现越远星系远离我们速度越快结论宇宙在膨胀

    After a comparison of distances and quantities red shifts, he found that the farther a galaxy is, the faster it is traveling away from us. The conclusion was the universe is still expanding.

    youdao

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