In August 2018, NASA approved the project to start the final design and assembly phase. The DART spacecraft was successfully launched on 24 November 2021, with collision slated for 26 September 2022 to 2 October 2022 .
Read moreHow fast will DART hit the asteroid?
The DART spacecraft is on a kamikaze mission to Didymos (NASA calls it a kinetic impactor mission). It’ll deliberately crash itself into the moonlet at a speed of approximately 4.1 miles/second (6.6 km/s) .
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