Downloading GMAT 2014.0 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available.
Commonly, this program's installer has the following filenames: Apogee.exe, GMAT.EXE, Kaplan GMAT CD Companion.exe and TESTER16.EXE etc. The following versions: 2014.0, 4.0 and 3.0 are the most frequently downloaded ones by the program users. The software belongs to Education Tools. We recommend checking the downloaded files with any free antivirus. This free software is a product of GMAT Development Team.
From the developer:
GMAT is an open source space trajectory optimization and mission analysis system. The program is used for real-world engineering studies, as a tool for education and public engagement and to fly operational spacecraft. You can model, optimize and estimate spacecraft trajectories in flight regimes ranging from low Earth orbit to lunar applications, interplanetary trajectories and other deep space missions.
You may want to check out more software, such as GRE-GMAT-LSAT Reading Conqueror, SpiceLogic Vocabulary Builder for SAT ACT GRE GMAT LSAT or GMATPrep, which might be similar to GMAT.
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