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Stellar classification - Wikipedia


In astronomy, stellar classification is the classification of stars based on their spectral ... This means that the simplified assignment of colors of the spectrum can be ... A0 denotes the hottest ...

What color is the coolest star? | Reference.com


The coolest stars are red in color. A star's color gives visible information about its surface temperature. The hottest stars are blue, while white and yellow stars ...

What is the Hottest Star? - Universe Today


Stars can range in temperature, from the relatively cool red dwarfs to superhot blue stars. ... The color of a star is a function of its temperature. ... Just for comparison, our Sun, which actually looks white from space, measures about 6,000 Kelvin.

Colour of Stars - Australia Telescope National Facility


Colour of Stars and colour index page for astrophysics option for NSW HSC Physics. ... a small section of a starfield in Sagittarius taken by the HST from space. ... There is little emission in the blue parts of the spectrum for cool stars - they ...

Color of Stars, Clarkvision.com


May 2, 2015 ... Astronomers invented a scale from hottest to coolest stars: O, B , A, F, G, ... stars appear yellower than if we could observe them in outer space.

Astronomers discover cool stars in nearby space | Astronomy.com

www.astronomy.com/news-observing/news/2010/01/astronomers discover cool stars in nearby space

Jan 29, 2010 ... Astronomers discover cool stars in nearby space. The object, known as SDSS 1416+13B, is a brown dwarf with peculiar colors. Provided by the ...

Star Facts: The Basics of Star Names and Stellar ... - Space.com


Dec 16, 2014 ... Learn how stars form, how stars and constellations are named, what happens ... This causes the star's outer layers to expand enormously and to cool and glow red as .... The color of a star depends on surface temperature.

Fun Star Facts for Kids - Science for Kids


Learn about different space objects and enjoy a range of cool trivia. ... Using the newest, fastest space probe propulsion systems would still take a craft about ... Stars range in color depending on how hot they are, in order from lowest to highest ...

Stars | Causes of Color - Webexhibits


A star's color is critical in identifying the star, because it tells us the star's ... of the star start to strip away from the star and expand out into space as a nebula.

NASA's Cosmicopia -- Ask Us -- Stars


Jun 14, 2012 ... Does the Distance to Stars Affect Their Color? ... Cool stars glow red, stars like the Sun glow yellow, and really hot stars glow ... No, I hear that in space the stars look wonderful, bright (although not twinkling) and very clear.

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Color of Stars - Universe Today


Feb 12, 2009 ... The color of a star depends on its surface temperature. Our Sun's surface ... The coolest stars in the Universe are the red dwarf stars. These are ...

Top 10 cool things about stars | Space | EarthSky


May 24, 2016 ... As it gets hotter, the color changes to white and ultimately to blue. So the red stars you see in the sky are the “coolest” (least hot), and the blue ...

Astronomy and space for kids - Astronomy - Kids Astronomy


Star Color: Not all stars are the same color. ... These colors tell us the temperature of the star. The hotter a ... This means a hot star is blue and a cool star is red.