Classifying stars: HR diagram • Luminosity, radius, and temperature • “Vogt-Russell” theorem • Main sequence • E
Characteristics of Main Sequence Stars Main-sequence stars obey several relations (which are mostly pre- dictable from homology)
![Mass-radius relation of low and very low-mass stars revisited with the VLTI | Astronomy & Astrophysics (A&A) Mass-radius relation of low and very low-mass stars revisited with the VLTI | Astronomy & Astrophysics (A&A)](https://www.aanda.org/articles/aa/full_html/2009/37/aa11976-09/img44.png)
Mass-radius relation of low and very low-mass stars revisited with the VLTI | Astronomy & Astrophysics (A&A)
![Radius of planetary bodies, brown dwarfs and main-sequence stars, as a... | Download Scientific Diagram Radius of planetary bodies, brown dwarfs and main-sequence stars, as a... | Download Scientific Diagram](https://www.researchgate.net/publication/351104924/figure/fig1/AS:1017042475945985@1619493230787/Radius-of-planetary-bodies-brown-dwarfs-and-main-sequence-stars-as-a-function-of-the.png)