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To the resident physicist:  The New Horizons spacecraft has been traveling about 1,000,000 miles per day for the last 9.5 years. If, at takeoff, a clock on the spacecraft had been synchronized with one left on earth, how much slower would it now be when compared to the one left behind?

 Jul 16, 2015

Best Answer 

 #1
avatar+32115 
+16

Relativistic time dilation

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.
 Jul 16, 2015
 #1
avatar+32115 
+16
Best Answer

Relativistic time dilation

.

Alan Jul 16, 2015
 #2
avatar+22020 
+5

Thank you, Alan!

 Jul 16, 2015

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