All links of Toolkits and Observing Utilities

Chandra X-Ray Observatory: Brown Dwarf StarsChandra X-Ray Observatory: Brown Dwarf Stars
Astronomy 162: White Dwarfs and NovaeAstronomy 162: White Dwarfs and Novae
Echelle Spectra for White DwarfsEchelle Spectra for White Dwarfs
The Fate of Massive StarsThe Fate of Massive Stars
Brown DwarfBrown Dwarf

Toolkits and Observing Utilities related site: