Dwarf star: Quick Facts

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White dwarf stars (circled) in globular cluster M4.The brightest stars in this field are yellow stars similar to the Sun; smaller, dim stars are red dwarfs.

A timeline diagram illustrates the life cycle of a medium-sized star, showing its progression from a cloud of hydrogen and dust, to a main-phase star like the Sun, then to a red giant, and finally collapsing into a white dwarf, with each stage labeled and depicted by a glowing sphere.

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White dwarf star Brown dwarf Red dwarf star black dwarf star Chandrasekhar limit main sequence star Star Quasar Supernova Black hole Neutron star Nova Variable star Binary star T Tauri star Giant star Flare star

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