How Far is Mars from Earth?
The following chart shows the distance of Mars from Earth as a function of time. In the chart the distance data is measured in Astronomical Units and sampled with an interval of 1 day.
The value of the reported distance might be somewhat inaccurate around the times of closest approach for objects passing extremely close to Earth. The value of the distance of Mars from Earth is also available as a real time updated value in the Live Position and Data Tracker.
Closest approach of Mars to Earth
Between January 1600 and December 2499 the closest approach of Mars to Earth happens on Mon Aug 29 2287 at a distance of 0.37225435 Astronomical Units, or 55,688,458 kilometers:
NOTE: values for the closest approach are computed with a sampling interval of 1 day.