Download JMARS for Earth

Download Options

Some advanced features of JMARS require a JMARS login. It is free and you can get it by filling out minimal information here

  • For Beginning Users: Click on the name of your operating system in the list below to download JMARS
  • For Experienced Users: If you already have Java 1.5 or later installed, you can also install JMARS using the WebStart version, which will automatically update your software as new versions of JMARS are made available.
  • For Advanced Users: You can also download the JMARS jar file, which is the raw program executable.

System Requirements

The JMARS client is designed to be compact, but it does pull a large amount of data from the servers at ASU's Mars Space Flight Facility and must handle that data on the user's machine once it has been downloaded. Therefore, the minimum recommended system requirements are:

  • Windows/Mac/Linux Computer (required) Chromebooks and mobile devices aren't supported at this time.
  • High Speed Internet Connection (recommended)
  • Minimum 4GB memory, 8GB (recommended)
  • 1366x768 minimum resolution, 1920x1080 (recommended)

Download JMARS for Earth


The following JEarth installer is likely the best for your system:  

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Instructions for Installing JMARS:  Windows | MacOS | Linux

Video Instructions for Installing JMARS:  Windows | MacOS | Linux

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JMARS for Earth

Version Release Date Summary
Release Earth: 2017-10-16 Mon, 2017-10-16

Additional Functionality was added to JMARS:

Release Earth: 2017-06-26 Mon, 2017-06-26

There were big changes made to the 3D Layer and the Pixel export functionality!

Pixel Export:

Release Earth: 2016-12-09 Fri, 2016-12-09

Version 3.6.5 has been released for JMARS. The version includes the following changes for the SHARAD Layer:

Added the following additions to the SHARAD Layer:

  • Additional functionality that allows the user to use...
Release Earth: 2016-10-26 Wed, 2016-10-26

Version 3.6.3 has been released for JMARS.

There are new shape file tools available:

  • Intersect
  • Duplicate
  • Subtract
  • Merge

To Update from JMARS:
- In JMARS, locate...

Release Earth: 2016-10-12 Wed, 2016-10-12

Version 3.6.2 has been released for JMARS.

Create shapes from stamp outlines:

  • You can now right-click on a stamp outline to convert it to a custom shape
  • A bug fix:

  • An update to the HTTP...
  • Release 2016-10-06 Thu, 2016-10-06

    Version 3.6.1 has been released for J-Earth/JMARS.

    A bug fix:

  • Calculating perimeters of polygons had a bug that is fixed now
  • Additional functionality:

  • Additional functionality for SHARAD...
  • Release Earth: 2014-09-19 Fri, 2014-09-19

    Version 3.1.6 has been released for JMARS.
    Additional Features that were added:

  • The Investigate tool: A bug was fixed
  • MAC changes:
    • - A stamp dialog window fix. When displaying the stamp dialog...
    Release Earth: 2013-06-07 Fri, 2013-06-07

    J-Earth has been updated to 3.0.4. Check out some of the new updates!

    Updated features include:

    - minor change that will allow users to use Body->reset layers to reset layers to JMARS default/startup...

    Release Earth: 2013-04-12 Fri, 2013-04-12

    Update JMARS to the 3.0.2 version.

    How do you do it?
    To manually update JMARS, go to the "Help" tab in JMARS and then select "Check for Updates". JMARS will do a check to make sure you are using the...

    Release earth: 2013-03-05 Tue, 2013-03-05

    It's been nearly a year since the last official (non-beta) release of JMARS, but boy do we have some new stuff for you now! We've made so many improvements that we're calling this new version JMARS 3.0. This new version supersedes all previous versions...

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