dwarf star
nounEtymology From dwarf + star. Compare West Frisian dwerchster (“dwarf star”), Dutch dwergster (“dwarf star”), German Zwergstern (“dwarf star”), Danish dværgstjerne (“dwarf star”), Swedish dvärgstjärna (“dwarf star”), Icelandic dvergstjarna (“dwarf star”).
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Astronomy, Natural sciences A star that is located in the main sequence in the Hertzsprung-Russell diagram, though generally excluding the small minority which fall in the blue band due to their large size and high luminosity; fuses hydrogen into helium in its core.
- The study team said it’s likely the star was a companion to a white dwarf star, which is the remaining core of a dead star that has expelled the gases that serve as its nuclear fuel.2024 August 21, Ashley Strickland, “An unusual object is moving so fast it could escape the Milky Way. Scientists aren’t certain what it is”, in CNN, archived from the original on 24 Sep 2024:
- Related terms
- giant star, subdwarf