• Thumbnail for Main sequence
    In astronomy, the main sequence is a classification of stars which appear on plots of stellar color versus brightness as a continuous and distinctive...
    60 KB (6,813 words) - 07:50, 7 April 2024
  • Thumbnail for G-type main-sequence star
    A G-type main-sequence star (spectral type: G-V), also often, and imprecisely, called a yellow dwarf, or G star, is a main-sequence star (luminosity class...
    12 KB (1,133 words) - 10:07, 8 April 2024
  • Thumbnail for Red dwarf
    A red dwarf is the smallest kind of star on the main sequence. Red dwarfs are by far the most common type of fusing star in the Milky Way, at least in...
    36 KB (4,242 words) - 21:49, 3 May 2024
  • Thumbnail for Main sequence turnoff
    Hertzsprung–Russell diagram where it leaves the main sequence after its main fuel is exhausted – the main sequence turnoff. By plotting the turnoff points of...
    2 KB (249 words) - 22:16, 10 December 2023
  • Thumbnail for Pre-main-sequence star
    A pre-main-sequence star (also known as a PMS star and PMS object) is a star in the stage when it has not yet reached the main sequence. Earlier in its...
    4 KB (481 words) - 21:34, 25 September 2023
  • Thumbnail for K-type main-sequence star
    A K-type main-sequence star, also referred to as a K-type dwarf, or orange dwarf, is a main-sequence (hydrogen-burning) star of spectral type K and luminosity...
    13 KB (1,422 words) - 02:42, 2 April 2024
  • Thumbnail for A-type main-sequence star
    An A-type main-sequence star (AV) or A dwarf star is a main-sequence (hydrogen burning) star of spectral type A and luminosity class V (five). These stars...
    12 KB (1,055 words) - 20:45, 27 March 2024
  • Thumbnail for Star
    Star (section Main sequence)
    cores. Such stars are said to be on the main sequence and are called dwarf stars. Starting at zero-age main sequence, the proportion of helium in a star's...
    146 KB (16,321 words) - 04:24, 9 May 2024
  • Thumbnail for O-type main-sequence star
    supergiant Hypergiants absolute magni- tude (MV) An O-type main-sequence star (O V) is a main-sequence (core hydrogen-burning) star of spectral type O and luminosity...
    12 KB (1,296 words) - 01:40, 1 May 2024
  • Thumbnail for B-type main-sequence star
    supergiant Hypergiants absolute magni- tude (MV) A B-type main-sequence star (B V) is a main-sequence (hydrogen-burning) star of spectral type B and luminosity...
    12 KB (1,375 words) - 10:26, 30 March 2024