Transcript -- We can't see exoplanets, but we know they're there. This episode explores how scientists have studied distant stars to learn more about the invisible planets that orbit them.
資訊
- 節目
- 頻率已完結
- 發佈時間2012年12月20日 下午1:35 [UTC]
- 年齡分級兒少適宜
Transcript -- We can't see exoplanets, but we know they're there. This episode explores how scientists have studied distant stars to learn more about the invisible planets that orbit them.