WATCH LIVE: NASA’s DART Attempts World’s First-Ever Test of Planetary Defense

WATCH LIVE: NASA’s DART Attempts World’s First-Ever Test of Planetary Defense

Watch live as NASA’s DART Mission attempts the world’s first-ever test of planetary defense.

The DART spacecraft will intentionally crash into asteroid Dimorphos at 7:14 p.m. ET on Monday, September 26, 2022, to see if kinetic force can change its orbit.

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Why? If this test is successful, the same technique could be used to deflect an Earth-threatening asteroid in the future, should one ever be discovered.

DART’s target asteroid is not a threat to Earth before, during or after the impact event, says NASA.