Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Of or relating to a main sequence.
- adjective Of or relating to a star in hydrostatic equilibrium that is fueled by hydrogen fusion reactions in its core.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective astronomy Of or dealing with a
major group ofstars forming a band stretching from upper left to lower right on aHertzsprung-Russell diagram when being plotted byluminosity andsurface temperature
Etymologies
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Examples
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It is a typical main-sequence star and is by far the largest and most massive object in our Solar System.
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A main-sequence star, luminosity one, spectral class G, right in the middle of the Hertzsprung-Russell diagram.
Star Trek: Myriad Universes: Shattered Light David R. George III 2010
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Telescopically, this main-sequence gem is dazzling white, tinged with blue and diffracts a rainbow of colors.
Weekend SkyWatcher's Forecast: January 29-31, 2010 | Universe Today 2010
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Astronomers are not sure about the cause of its peculiar shape, but the current hypothesis is that the primary component of this binary is the hot core of a star that reached the end of its main-sequence life cycle, ejected most of its outer layers and then became a red giant, and is now contracting into a white dwarf.
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Bright, hot, blue main-sequence stars high mass are very rare.
Learn: Identify constellations, stars, planets and how to navigate at night maryrobinette 2008
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And if you want to cast that out as being perhaps incorrect, then you are casting out our entire present understanding of how stars evolve, which is derived only in very small part from those 20-30 yaars of observations, but in much larger part from our understanding of nuclear fusion reactions, and from observations of many, many, many main-sequence stars in the universe.
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Low-mass star seeking main-sequence type for gravitational interaction.
Archive 2006-01-01 2006
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Low-mass star seeking main-sequence type for gravitational interaction.
Stellar Singles 2006
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Then came the yellow and orange main-sequence stars.
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The essence of it, Jake realized, was that almost fifteen hundred years ago—and 7,000 light-years from Earth—a main-sequence star had gone supernova.
MILLENNIUM GARFIELD REEVES-STEVENS JUDITH 2000
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