RED DWARF STAR

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does red dwarf star mean? 

• RED DWARF STAR (noun)
  The noun RED DWARF STAR has 1 sense:

1. a small, old, relatively cool star; approximately 100 times the mass of Jupiter

  Familiarity information: RED DWARF STAR used as a noun is very rare.

 Dictionary entry details 

• RED DWARF STAR (noun)

Sense 1

Meaning:

A small, old, relatively cool star; approximately 100 times the mass of Jupiter

Classified under:

Nouns denoting natural objects (not man-made)

Synonyms:

red dwarf; red dwarf star

Hypernyms ("red dwarf star" is a kind of...):

star ((astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior)

Hyponyms (each of the following is a kind of "red dwarf star"):

flare star (a red dwarf star in which luminosity can change several magnitudes in a few minutes)

 Context examples 

The planets orbit a red dwarf star at least 500 million years old, in the constellation of Aquarius.

(Hubble Telescope Makes First Atmospheric Study of Earth-Sized Exoplanets, NASA)

It is also the closest planet to be discovered orbiting an inactive red dwarf star, which may increase the likelihood that this planet could potentially sustain life.

(Closest Temperate World Orbiting Quiet Star Discovered, ESO)

The newly discovered super-Earth LHS 1140b orbits in the habitable zone around a faint red dwarf star named LHS 1140, in the constellation of Cetus (The Sea Monster).

(Super-Earth in Habitable Zone, The Titi Tudorancea Bulletin)

A study describes a newly identified red dwarf star, AWI0005x3s, and its warm circumstellar disk, the kind associated with young planetary systems.

(A Potential New Hunting Ground for Exoplanets, NASA)

The most plausible explanation, according to Benneke, is that GJ 3470 b was born precariously close to its red dwarf star, which is about half the mass of our Sun.

(Atmosphere of Midsize Planet Revealed by Hubble, Spitzer, NASA)

An astronomer proposed 23 years ago that a red dwarf star 1.5 light-years away could periodically travel through the icy outer limits of our Solar System, stirring up material with its gravity, knocking a few more space boulders our way.

(Our Sun Could Have Been Born With an Evil Twin Called "Nemesis", The Titi Tudorancea Bulletin)

Given the high level of activity of its red dwarf star, K2-18b may be more hostile to life as we know it than Earth, as it is likely to be exposed to more high-energy radiation.

(Hubble Finds Water Vapor on Habitable-Zone Exoplanet for 1st Time, NASA)

Astronomers discovered an exoplanet orbiting a red dwarf star 40 light-years from Earth that may be the new holder of the title 'best place to look for signs of life beyond the solar system'.

(Super-Earth in Habitable Zone, The Titi Tudorancea Bulletin)

TRAPPIST-1b completes a circuit around its red dwarf star in 1.5 days and TRAPPIST-1c in 2.4 days.

(Hubble Telescope Makes First Atmospheric Study of Earth-Sized Exoplanets, NASA)

A team working with ESO’s High Accuracy Radial velocity Planet Searcher (HARPS) at the La Silla Observatory in Chile has found that the red dwarf star Ross 128 is orbited by a low-mass exoplanet every 9.9 days.

(Closest Temperate World Orbiting Quiet Star Discovered, ESO)