While Games Workshop itself has made limited official PDFs available through its website (typically requiring a free account for access), many archives exist within the hobbyist community.
A white dwarf is a small, hot, and extremely dense star that is formed when a star like our Sun exhausts its fuel and undergoes a series of complex nuclear reactions. As the star's fuel is depleted, it expands into a red giant, shedding its outer layers into space. The remaining core, now depleted of fuel, collapses under its own gravity, causing the star to shrink to a fraction of its original size. This process results in an incredibly dense object, with the mass of the star compressed into a sphere roughly the size of Earth. White Dwarf 140 Pdf
If you use data from the PDFs referenced here, cite the original authors and the Montreal White Dwarf Database (doi:10.3847/1538-3881/ab4f7e). While Games Workshop itself has made limited official
Before diving into the specifics of White Dwarf 140, let's briefly review what a white dwarf is. A white dwarf is a small, hot, and extremely dense star that is formed when a low-mass star exhausts its fuel and dies. With no fuel to sustain nuclear reactions, the star collapses under its own gravity, causing its electrons to degenerate and form a "sea" of electron density. This process results in an incredibly compact object, typically about the size of Earth but with a mass roughly equal to that of the original star. The remaining core, now depleted of fuel, collapses