When NASA deliberately crashed its DART spacecraft into an asteroid on Monday, the bold but doomed detector sent back some pretty incredible images -- but the screen gradually turned black on the impact, so we can't see how big the dent DART actually caused.
Fortunately, many telescopes around the world are tracking the pair of asteroids that DART hits - Didymos and Dimorphos. Among them, the ATLAS project used four telescopes around the world to shoot a wonderful video about the impact moment. It is reported that the impact occurred about 7 million miles from the earth.
ATLAS is the last alarm system for asteroid ground impact, and is a cooperative project between NASA and University of Hawaii . Its purpose is to detect any rogue space rocks, including those that may pose a threat to the earth, which scans any moving objects in the sky multiple times each night.
ATLAS telescope focused on the asteroids Didymos and Dimorphos during the collision of DART on Monday. The DART detector hit the smaller Dimorphos of the two rocks at a speed of over 14,000 miles per hour, and died just at 4:14 p.m. The moment of impact showed brightness, a beam of light burst out around the fall site, and DART's destruction mission successfully ended.
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