![](http://www.ecns.cn/hd/2021/11/05/c453cfc6a6264a7790972c09968b9e6a.jpg)
This photo shows the space rendering of a spacecraft setting to hit on an asteroid from behind released by the National Aeronautics and Space Administration (NASA). (Photo/Agencies)
NASA plans to conduct an operation in defense of being hit by an asteroid. A spacecraft is set to be launched at a speed of 24,000 kilometers per hour to hit on an asteroid to test for emergency concerns in the future.
![](http://www.ecns.cn/hd/2021/11/05/4d916022658a44619e24ace94e79162b.jpg)
This photo shows the space rendering of a spacecraft setting to hit on an asteroid from behind released by the National Aeronautics and Space Administration (NASA). (Photo/Agencies)
NASA plans to conduct an operation in defense of being hit by an asteroid. A spacecraft is set to be launched at a speed of 24,000 kilometers per hour to hit on an asteroid to test for emergency concerns in the future.