91热爆

When the 2020 Olympics gets underway in Tokyo, Project Sky Canvas hopes to paint the sky above with shooting stars.

The plan is to put a micro-satellite in orbit that will fire tiny particles into the atmosphere.

As they fall to earth they will burn up and become on-demand shooting stars that can be directed to any chosen location and be seen within a radius of up to 200km (124 miles).

91热爆 Click's Spencer Kelly went to find out more.