Welcome to Astronotes
Hello, IòÀÙm Colin, welcoming you to Astronotes, the PlanetariumòÀÙs official blog. Here you will find the latest news and views from the fascinating worlds of astronomy and space exploration. We hope you will come here to learn what is hot and exciting, profound or even weird from worlds beyond ours . So that's the introduction out of the way, now on with the Universe!
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cosmology Archive
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![While HSTòÀÙs successor is named after the architect of the revolutionary Apollo Moon missions, an obvious tribute to the National Aeronautics and Space AdministrationòÀÙs second administrator, James E. Webb, the […]](http://www.armaghplanet.com/blog/wp-content/uploads/2014/06/image-of-NASA_JWST-115x115.jpg "JWST: A Giant Cyclops to Reveal the Depths of Space")
JWST: A Giant Cyclops to Reveal the Depths of Space
Posted on June 10, 2014 | 3 CommentsWhile HSTòÀÙs successor is named after the architect of the revolutionary Apollo Moon missions, an obvious tribute to the National Aeronautics and Space AdministrationòÀÙs second administrator, James E. Webb, the […] -
![Students in Northern Ireland hoping for careers in the exciting and increasingly important space sector now can pursue a course targeting their needs. The Council for the Curriculum Examinations & […]](http://www.armaghplanet.com/blog/wp-content/uploads/2013/10/Image-of-starforming-region-115x115.jpg "Northern Ireland’s New Space Science Technology Course")
Northern Ireland’s New Space Science Technology Course
Posted on October 24, 2013 | 1 CommentStudents in Northern Ireland hoping for careers in the exciting and increasingly important space sector now can pursue a course targeting their needs. The Council for the Curriculum Examinations & […] -
![Our Solar System is old. Our best estimates from radiometric dating of meteorites suggest the Sun and its planets (including Earth) were forming some 4.6 billion years ago. The Universe […]](http://www.armaghplanet.com/blog/wp-content/uploads/2013/08/image-of-oldest-star-115x115.jpg "The Star Older Than the Universe?")
The Star Older Than the Universe?
Posted on August 13, 2013 | 22 CommentsOur Solar System is old. Our best estimates from radiometric dating of meteorites suggest the Sun and its planets (including Earth) were forming some 4.6 billion years ago. The Universe […] -
![Looking up in to the night sky itòÀÙs not difficult to see why the ancient Greeks believed that all the stars in the night sky were fixed on a celestial […]](http://www.armaghplanet.com/blog/wp-content/uploads/2013/06/image-of-magellanic-clouds-115x115.jpg "How Far Away is the Farthest Star?")
How Far Away is the Farthest Star?
Posted on June 17, 2013 | 52 CommentsLooking up in to the night sky itòÀÙs not difficult to see why the ancient Greeks believed that all the stars in the night sky were fixed on a celestial […] -
![Have you ever wished you could hop into a time machine, zip back billions of years and answer one of the age old questions that have plagued mankind from the […]](http://www.armaghplanet.com/blog/wp-content/uploads/2013/04/Image-of-ALMA_array_on_Chajnantor-115x115.jpg "ALMA: Everything You Need to Know About Europe’s Giant Eye on the Sky")
ALMA: Everything You Need to Know About Europe’s Giant Eye on the Sky
Posted on April 12, 2013 | No CommentsHave you ever wished you could hop into a time machine, zip back billions of years and answer one of the age old questions that have plagued mankind from the […] -
![“How could the Universe we see around us be created by an explosion?” This is a question often asked by those puzzled by the scientific consensus, the standard model of […]](http://www.armaghplanet.com/blog/wp-content/uploads/2013/03/cmb-thumbnail-115x115.png "The Oldest Light in the Universe: Image of the Month")
The Oldest Light in the Universe: Image of the Month
Posted on March 25, 2013 | 2 Comments“How could the Universe we see around us be created by an explosion?” This is a question often asked by those puzzled by the scientific consensus, the standard model of […] -
![The Universe is 13.75 billion years old.It is easy to say, but what does that mean in Earthly terms?Let’s squeeze the whole history of the Universe into a year! […]](http://www.armaghplanet.com/blog/wp-content/uploads/2012/01/Image-of-Big-Bang-115x115.jpg "Eternity in 365 days")
Eternity in 365 days
Posted on January 23, 2012 | 1 CommentThe Universe is 13.75 billion years old.It is easy to say, but what does that mean in Earthly terms?Let’s squeeze the whole history of the Universe into a year! […] -
![Our galaxy, the Milky Way, is just one of an enormous number of galaxies spread throughout a vast Universe, which is expanding.Everyone knows these facts now, but how do we […]](http://www.armaghplanet.com/blog/wp-content/uploads/2011/10/image-of-virgo-galaxies-115x115.jpg "Our Place in the Expanding Universe")
Our Place in the Expanding Universe
Posted on October 20, 2011 | 1 CommentOur galaxy, the Milky Way, is just one of an enormous number of galaxies spread throughout a vast Universe, which is expanding.Everyone knows these facts now, but how do we […] -
![A long, long time ago when the first stars and galaxies were forming, the Universe was filled with electrically neutral hydrogen. This thin soup of gas absorbed ultraviolet light and […]](http://www.armaghplanet.com/blog/wp-content/uploads/2011/10/Image-of-early-galaxies-115x115.jpg "Light from the End of the Dark Ages")
Light from the End of the Dark Ages
Posted on October 13, 2011 | 2 CommentsA long, long time ago when the first stars and galaxies were forming, the Universe was filled with electrically neutral hydrogen. This thin soup of gas absorbed ultraviolet light and […] -
![In more than twenty years of hard work, the Hubble Space Telescope (HST) has made both beautiful images and profound discoveries, sometimes doing both at the same time. What are […]](http://www.armaghplanet.com/blog/wp-content/uploads/2011/09/image-of-2009-Hubble-Ultra-Deep-Field-115x115.jpg "As Far as Our Eyes Can See")
As Far as Our Eyes Can See
Posted on September 29, 2011 | 1 CommentIn more than twenty years of hard work, the Hubble Space Telescope (HST) has made both beautiful images and profound discoveries, sometimes doing both at the same time. What are […]