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
Red dwarf (redirect from M-type main sequence)
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) - 23:08, 31 May 2024
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
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
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
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 (16,311 words) - 17:46, 31 May 2024
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
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
belonging to K-type stars. Yellow dwarfs comprise the G-type stars of the main sequence, with masses between 0.9 and 1.1 M☉ and surface temperatures between...
35 KB (3,485 words) - 23:02, 3 May 2024
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