In Evidence
Ephemeris Calculator
Compute Mars ephemerides for any date and time between 01 Jan 1600 and 31 Dec 2499 and display the predicted position in an interactive sky map.
Support us
How Far is Mars from Earth?
The distance of Mars from Earth is currently 373,630,235 kilometers, equivalent to 2.497564 Astronomical Units. Light takes 20 minutes and 46.2963 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 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.