Astronomy
How the Moon’s 19-year Metonic Cycle could have...
Why was the moon important to prehistoric people like those who built the great Stone Age monuments of the Boyne Valley? Was it even important at all? Even today, I...
How the Moon’s 19-year Metonic Cycle could have...
Why was the moon important to prehistoric people like those who built the great Stone Age monuments of the Boyne Valley? Was it even important at all? Even today, I...
Sirius, The Dog Star, Shone into Newgrange when...
Newgrange is famously aligned so that the rays of winter solstice sunrise enter its roof box and shine deep into the chamber. But was it also built so that the...
Sirius, The Dog Star, Shone into Newgrange when...
Newgrange is famously aligned so that the rays of winter solstice sunrise enter its roof box and shine deep into the chamber. But was it also built so that the...
The Cygnus Enigma
The Cygnus Enigma examines the link between megalithic passage-mound of Newgrange, the myths which relate to that eminent monument, and other interesting factors which together form a fascinating ancient mystery. In...
The Cygnus Enigma
The Cygnus Enigma examines the link between megalithic passage-mound of Newgrange, the myths which relate to that eminent monument, and other interesting factors which together form a fascinating ancient mystery. In...
Ancient Astronomers of the Stone Age
Some time after 6,000 years ago, a remarkable community of people arose on this island. They were the megalithic builders – farmers, astronomers and engineers. They left monumental, indelible structures crafted from stone...
Ancient Astronomers of the Stone Age
Some time after 6,000 years ago, a remarkable community of people arose on this island. They were the megalithic builders – farmers, astronomers and engineers. They left monumental, indelible structures crafted from stone...
Calendars for the Sun, Moon, and Stars
The Boyne Valley passage-mounds attract worldwide attention and undoubtedly deserve World Heritage Site status. Archaeologists say that they are primarily burial mounds. Gillies Macbain argues that a wider perspective is needed,...
Calendars for the Sun, Moon, and Stars
The Boyne Valley passage-mounds attract worldwide attention and undoubtedly deserve World Heritage Site status. Archaeologists say that they are primarily burial mounds. Gillies Macbain argues that a wider perspective is needed,...
Metonic Cycle: The 19-Year Cycle of the Moon
What is the Metonic Cycle of the moon? Here's a very interesting question which many astronomers would initially imagine is easy to answer: "If you saw the full moon above Orion tonight,...
Metonic Cycle: The 19-Year Cycle of the Moon
What is the Metonic Cycle of the moon? Here's a very interesting question which many astronomers would initially imagine is easy to answer: "If you saw the full moon above Orion tonight,...
The Cosmic Vision of Ireland's Ancient Astronomers
Dark Skies - Unraveling the cosmic vision of Ireland's Ancient Astronomers. An article by Anthony Murphy published as the cover story in the July 2008 issue of Astronomy & Space...
The Cosmic Vision of Ireland's Ancient Astronomers
Dark Skies - Unraveling the cosmic vision of Ireland's Ancient Astronomers. An article by Anthony Murphy published as the cover story in the July 2008 issue of Astronomy & Space...
Old Irish Zodiac - the constellations of the Zo...
Old Irish Zodiac - the constellations of the Zodiac as they are known in the Irish language.
Old Irish Zodiac - the constellations of the Zo...
Old Irish Zodiac - the constellations of the Zodiac as they are known in the Irish language.
How on Earth did Newgrange Handle Leap Year
In this article, Gillies MacBain examines whether the builders of Newgrange were aware of the leap year – how they might have discovered it and what they might have done...
How on Earth did Newgrange Handle Leap Year
In this article, Gillies MacBain examines whether the builders of Newgrange were aware of the leap year – how they might have discovered it and what they might have done...
The Equinoxes - What Significance did they have...
What did equinox mean to a Neolithic astronomer? Anthony Murphy examines our definition of the equinoxes and how this would not have been relevant in the Stone Age. So why...
The Equinoxes - What Significance did they have...
What did equinox mean to a Neolithic astronomer? Anthony Murphy examines our definition of the equinoxes and how this would not have been relevant in the Stone Age. So why...
Anthony's Photographic Prints of Astronomy
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Full moon sets into Síd in Broga
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Northern lights over Newgrange
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Moon, Jupiter and Venus over Newgrange
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Orion and Sirius over Newgrange
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The Evening Star and the Pleiades
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Moon, Jupiter and Venus over Newgrange in twilight
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Green aurora borealis over Newgrange
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A crow watches the partial solar eclipse
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Partial solar eclipse October 2022
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Winter full moonrise at Newgrange
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Jupiter and Saturn over the entrance to Newgrange
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Jupiter and Saturn over Newgrange
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