star cluster

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Centre of star cluster 47 Tucanae (NGC 104), showing the colours of various stars.Most of the brightest stars are older yellow stars, but a few young blue stars are also visible. This picture is a composite of three images taken by the Hubble Space Telescope.

Centre of star cluster M15, as observed by the Hubble Space Telescope.

Hertzsprung-Russell diagram

Globular cluster 47 Tucanae (NGC 104).

NGC 6705, a rich open cluster.

globular cluster NGC 1850 in the Large Magellanic Cloud

Star cluster G1 (Mayall II) in the Andromeda Galaxy, as observed by the Hubble Space Telescope.

M3, globular cluster

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Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)

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Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

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star cluster: Related Content

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Photos and Videos

Centre of star cluster 47 Tucanae (NGC 104), showing the colours of various stars.Most of the brightest stars are older yellow stars, but a few young blue stars are also visible. This picture is a composite of three images taken by the Hubble Space Telescope.

Centre of star cluster M15, as observed by the Hubble Space Telescope.

Hertzsprung-Russell diagram

Globular cluster 47 Tucanae (NGC 104).

NGC 6705, a rich open cluster.

globular cluster NGC 1850 in the Large Magellanic Cloud

Star cluster G1 (Mayall II) in the Andromeda Galaxy, as observed by the Hubble Space Telescope.

M3, globular cluster

The scale of the universe: Earth's solar system and beyond

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Topics

globular cluster open cluster core radius moving cluster M22 M15 M3 M67 47 Tucanae M13 solar system cosmic microwave background quasar planet X-ray source black hole radio source intergalactic medium infrared source constellation

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Key People

William Herschel

William Herschel

British-German astronomer

Charles Messier

French astronomer

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Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.

All About Astronomy

Nicolaus Copernicus. Nicolas Copernicus (1473-1543) Polish astronomer. In 1543 he published, forward proof of a Heliocentric (sun centered) universe. Coloured stipple engraving published London 1802. De revolutionibus orbium coelestium libri vi.

All About Astronomy