15 December 2020
As of 14 December, 21:00 BJT, planetary probe Tianwen 1 has been in space for 144 days and traveled more than 360 million km on its way to Mars. By that time, the space craft was more than 100 million km away from Earth and about 12 million km away from Mars. The Mars probe will likely be about 190 million km away from Earth when it reaches the vicinity of Mars.
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