NASA is about to launch the fastest spacecraft in history in a $1.5-billion attempt to 'touch the sun' for the first time
• NASA plans to launch a robot on Sunday that will fly closer to the sun than any mission in history.• A Saturday launch attempt was delayed due to a technical glitch.• The Parker Solar Probe will have to travel about 430,000 mph and use a high-tech heat shield to survive the trip.• The probe is designed to …
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