<https://zh-tw.coursera.org/lecture/life-on-other-planets/physics-overview-oDTOH#lecture>
<http://schema.org/author>
_:n3710318f1364487f85d2a3c2a1d52470xb0
<https://zh-tw.coursera.org/lecture/life-on-other-planets/physics-overview-oDTOH?authMode=signup>