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Traveling at 23,000 miles per hour, a NASA spacecraft called Deep Impact successfully collided with comet Tempel 1 at 10:52 p.m. PT, July 3. This is what the probe saw sixty seconds before crashing. The picture was taken by the probe's impactor targeting sensor.
Six seconds to impact
This image shows comet Tempel 1 six seconds before it ran over NASA's Deep Impact probe. The picture was taken by the probe's impactor targeting sensor.