NASA simulates asteroid heading toward Earth - does humanity pass its test?
Briefly

The uncertainties in these initial conditions for the exercise allowed participants to consider a particularly challenging set of circumstances, Lindley Johnson, planetary defense officer emeritus at NASA Headquarters in Washington, said in a news release.
A large asteroid impact is potentially the only natural disaster humanity has the technology to predict years in advance and take action to prevent.
The outcomes of the exercise will help shape future planetary defense preparedness, ensuring continuous improvement across NASA and other government agencies, stated Johnson.
Read at New York Post
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