: A complete rework of fleet combat, making smaller ship classes like Frigates more viable and introducing new weapon roles to counter "doomstacks."

The filename indicates that this is a specific part of a compressed archive containing the update for the grand strategy game Stellaris , specifically the version distributed by GOG.com (Good Old Games). Overview of Stellaris: Orion (v3.6)

An "article" for a file named typically refers to a release note or a description found on digital distribution or file-sharing platforms.