With constellations of thousands of telecommunication mini satellites expected to orbit Earth in the near future, the risk of space-debris collisions will grow. For Nobu Okada, it’s an opportunity.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/japaneseentr.jpg)
Source: https://phys.org/news/2019-04-space-satellites-debris.html