GaussView is the most advanced and powerful graphical interface available for Gaussian. With GaussView, you can import or build the molecular structures that interest you, set up, launch, monitor and control Gaussian calculations, and retrieve and view the results, all without ever leaving the application. GaussView 5 includes many new features designed to make working with large systems of chemical interest convenient and straightforward. It also provides full support for all of the new modeling methods and features in Gaussian 09.
From the command line issue the following command:
- GaussView can only open .chk files using the same version of Gaussian with which it was originally created.
See the official website: Gaussview
The User Guide, v.5.08, may be found here