red giant

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Related to Supergiant Star: Red supergiants

red giant

n.
A low-mass star of great size and luminosity that has a relatively low surface temperature, giving it a reddish or orange hue.

red giant

n
(Celestial Objects) a giant star towards the end of its life, with a relatively low temperature of 2000–4000 K, that emits red light

red′ gi′ant


n.
a star in an intermediate stage of evolution, characterized by a large volume, low surface temperature, and reddish hue.

red giant

A star of great size and brightness that has a relatively low surface temperature, making it appear red. The sun will become a red giant in several billion years. See more at star. See Note at dwarf star.

red giant

A star 10–100 times the Sun’s size.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.red giant - a large, old, luminous star; has a relatively low surface temperature and a diameter large relative to the sun
star - (astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior
Translations
Roter Riese
References in periodicals archive ?
ASTRONOMERS HAVE SPOTTED a rare supergiant star speeding through the Milky Way's neighboring galaxy, the Small Magellanic Cloud, at 300 km/s (700,000 mph).
The B-type blue supergiant star, hundreds or even thousands of times brighter than the sun, was discovered in Hubble Space Telescope images taken over the course of a year between April 2016 and 2017.
After watching Rising Pune Supergiant star Steve Smith's fluent unbeaten 84 against Mumbai Indians in the second match of the Indian Premier League (IPL), and Glenn Maxwell's breezy unbeaten 44 for Kings XI Punjab against Pune in the third match, it will need to be accepted that Australian batsmen find Indian wickets comfortable to play on.
Which red supergiant star forms the right shoulder of the hunter in the constellation of Orion?
de Araujo, "Neutral material around the B[e] supergiant star LHA115-S 65: an out-flowing disk or a detached Keplerian rotating disk?" Astronomy & Astrophysics, vol.
Betelgeuse is the nearest red supergiant star to Earth, as well as the best known.
The work has prompted a theory that the explosions arise in the violent death throes of a supergiant star.
Antares means "rival of Mars" or "anti-Ares," with Ares being the Greek name for Mars--a reference to this supergiant star's fiery orangered color.
It consists of a blue supergiant star and a cool star.
See how Betelgeuse (top left) in Orion is orange-red in colour with an average magnitude of 0.6 while the brighter, blue-white supergiant star, Rigel (bottom right) hasamagnitude of 0.14.
For decades, astronomers and sky-watchers have known about Cygnus X-1, a binary system formed by a stellar-mass black hole and a blue supergiant star orbiting in its proximity.