How Far is Mars from Earth?
The distance of Mars from Earth is currently 298,909,477 kilometers, equivalent to 1.998086 Astronomical Units. Light takes 16 minutes and 37.0547 seconds to travel from Mars and arrive to us.
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 2013 and December 2100 the closest approach of Mars to Earth happens on Mon Aug 31 2082 at a distance of 0.37356580 Astronomical Units, or 55,884,648 kilometers:
NOTE: values for the closest approach are computed with a sampling interval of 1 day.