ScienceOf Distant Planets and Edible InsectsTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience03/12/2017March 12, 2017Proxima b is the closest planet to our solar system, four light years away from Earth. Researchers believe it could support life. They want to send laser-powered mini probes there, traveling at a speed of 220 million kilometers per hour.https://p.dw.com/p/2Z4i9Advertisement