Stars Archive
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![To observers on Earth, the great bull of Taurus has a fiery red eye. This is Aldebaran, an old red giant star which dwarfs our Sun. Let’s have a closer […]](http://www.armaghplanet.com/blog/wp-content/uploads/2011/03/Image-of-Orion-and-Taurus-with-Aldebaran-115x115.jpg "Aldebaran: Red Giant at the Eye of the Bull")
Aldebaran: Red Giant at the Eye of the Bull
Posted on March 3, 2011 | 9 CommentsTo observers on Earth, the great bull of Taurus has a fiery red eye. This is Aldebaran, an old red giant star which dwarfs our Sun. Let’s have a closer […] -
![The giant star Betelgeuse will soon perish in a titanic explosion. Could this happen in the mythical “doomsday” year of 2012? Could dying Betelgeuse take us with it? тАЬBeetlejuice! Beetlejuice! […]](http://www.armaghplanet.com/blog/wp-content/uploads/2011/01/Image-of-Betelgeuse1-115x115.jpg "Will Betelgeuse bring doom in 2012?")
Will Betelgeuse bring doom in 2012?
Posted on January 27, 2011 | 3 CommentsThe giant star Betelgeuse will soon perish in a titanic explosion. Could this happen in the mythical “doomsday” year of 2012? Could dying Betelgeuse take us with it? тАЬBeetlejuice! Beetlejuice! […] -
![The smallest stars in the galaxy are the red dwarfs. €аRecent research suggests they are more common than previously suspected. Tiny, cool and dim compared to the Sun, they may […]](http://www.armaghplanet.com/blog/wp-content/uploads/2010/12/Image-of-Red-Dwarf-companion-115x115.jpg "Red dwarfs: The most important stars in the Universe")
Red dwarfs: The most important stars in the Universe
Posted on December 3, 2010 | 7 CommentsThe smallest stars in the galaxy are the red dwarfs. €аRecent research suggests they are more common than previously suspected. Tiny, cool and dim compared to the Sun, they may […] -
![Cepheid variables are massive, pulsating stars, valued by astronomers for the precise link between their brightness and steady pulsation. Let’s look at the history of Cepheid variables and how recent […]](http://www.armaghplanet.com/blog/wp-content/uploads/2010/11/Image-of-eclipsing-binary-115x115.jpg "Cepheids: Inconstant Stars which break the rules")
Cepheids: Inconstant Stars which break the rules
Posted on November 26, 2010 | 6 CommentsCepheid variables are massive, pulsating stars, valued by astronomers for the precise link between their brightness and steady pulsation. Let’s look at the history of Cepheid variables and how recent […] -
![What is light? Here’s an easy introduction to the electromagnetic spectrum all the way from radio waves to gamma rays. Before the modern era of technological astronomy, to know anything […]](http://www.armaghplanet.com/blog/wp-content/uploads/2010/10/diagram-of-electromagnetic-spectrum-115x115.jpg "What is light?")
What is light?
Posted on October 1, 2010 | 4 CommentsWhat is light? Here’s an easy introduction to the electromagnetic spectrum all the way from radio waves to gamma rays. Before the modern era of technological astronomy, to know anything […] -
![Imagine that once the Sun sets, rather than a dark sky sprinkled with a few thousand dim stars, we had a sky blazing with ten thousand or so stars blazing […]](http://www.armaghplanet.com/blog/wp-content/uploads/2010/10/Image-of-the-NGC-3603-Young-Cluster-115x115.jpg "Hubble shows us a spectacular star cluster")
Hubble shows us a spectacular star cluster
Posted on October 1, 2010 | No CommentsImagine that once the Sun sets, rather than a dark sky sprinkled with a few thousand dim stars, we had a sky blazing with ten thousand or so stars blazing […] -
![Here’s how rainbows are made. Some 13.7 billion years ago, a mere millionth of a second after the Big Bang, the first hydrogen and helium nuclei condensed out of a […]](http://www.armaghplanet.com/blog/wp-content/uploads/2010/09/image-of-a-rainbow-115x115.jpg "Following a rainbow back to the Big Bang")
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