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探索太阳系的第九大行星
2,934,733 views |
迈克尔·E·布朗 |
TED@NAS
• November 2019
Read transcript
太阳系中遥远的，具有奇特轨道的小型星体能否将我们引向一个重大发现？ 行星天文学家迈克尔·E·布朗（Michael E. Brown）提出了一个新的巨型行星的存在——它潜伏在我们太阳系的远处——并向我们展示了其存在的痕迹，而它也可能正在远远地注视着我们。
science
astronomy
universe
Planets
space
discovery
solar system
asteroid
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