This article is non-canon within the Star Wars Legends continuity.

This article covers a Star Wars Legends subject that was published under the Infinities label or that Lucasfilm otherwise declared non-canon within the Legends continuity.

"Scientists have discovered sub-pixels! Mind-boggling!"
―A Death Star resident through the HoloNet feed[src]

Sub-pixels were discovered by scientists during the Galactic Civil War, more precisely during the construction of the Galactic Empire's DS-1 Orbital Battle Station. Word of the discovery eventually spread out into the HoloNet.