Smart dust could give early warning of space storms

 作者:邵闺     |      日期:2019-03-08 03:14:01
By Jessica Griggs A SWARM of “smart dust” spacecraft, positioned at a sweet spot between the Earth and the sun, could alert us to the approach of dangerous space storms well before a conventional craft can. The first prototypes are due for launch into low-Earth orbit this year, perhaps as early as May. Mason Peck, a mechanical engineer at Cornell University in Ithaca, New York,