Astronomy Lists

Since there is no clear definition of blue giant stars, the term is frequently applied to any hot, massive star, albeit erroneously in some cases. For the most part, though, blue giant stars fall into …

While red giant stars are among the biggest stars in the Universe, they were not born that way. Red giants are for the most part normal main-sequence stars that have exhausted their supply of hydrogen, …

Yellow dwarf stars are not true dwarf stars, at least not in the sense that red or white dwarf stars are dwarfs. Often used imprecisely, if not erroneously, the term “yellow dwarf” refers to stars …

White dwarf stars are believed to represent the final evolutionary stage of stars that are not massive enough to end their lives in super or hypernovae events. Also known as “degenerate stars,” white dwarfs consist …

Unlike most other classes of stars that have clear and unambiguous classification standards, red dwarf stars fall into a wide variety of masses, luminosities, and spectra that have thus far eluded proper stellar classification. In …