Developing an asteroid destructive weapon

The threat of asteroids approaching Earth turned out to be a key issue for NASA. US space agency was even take serious steps to anticipate the asteroid attacks to Earth. One is to create a special 'weapon' to destroy the object's outer space.
This weapon, as delivered on the Mirror page on Tuesday (4/5/2017), is a small spacecraft with firearms to destroy the asteroids to pieces.
NASA revealed that his DART (Double Asteroid Redirection Test) weapon will be completed and ready to be flown into space in October 2022.