Sky Notes
The Cosmic Calendar: The History of the Univers...
Squeeze 13.8 billion years into one calendar year and the dinosaurs arrive on Christmas Day, our species at 23:48 on New Year's Eve, and all of recorded history in the...
The Cosmic Calendar: The History of the Univers...
Squeeze 13.8 billion years into one calendar year and the dinosaurs arrive on Christmas Day, our species at 23:48 on New Year's Eve, and all of recorded history in the...
How to Read a Star Chart and Find the Pole Star
A star chart is a map you can read once you know how to hold it. Find the Plough, follow the Pointers to Polaris, turn the chart to match the...
How to Read a Star Chart and Find the Pole Star
A star chart is a map you can read once you know how to hold it. Find the Plough, follow the Pointers to Polaris, turn the chart to match the...
Gift Ideas for Space Lovers Who Have Everything
The best gifts for space lovers are ways of seeing more of the sky. Our honest guide, from planispheres and binoculars to dark-sky trips, with no affiliate links.
Gift Ideas for Space Lovers Who Have Everything
The best gifts for space lovers are ways of seeing more of the sky. Our honest guide, from planispheres and binoculars to dark-sky trips, with no affiliate links.
The Total Solar Eclipse of 2 August 2027: Where...
Up to 6 minutes 23 seconds of totality near Luxor, the longest from land between 1991 and 2114. Here's the path, the UK partial eclipse times and how to watch...
The Total Solar Eclipse of 2 August 2027: Where...
Up to 6 minutes 23 seconds of totality near Luxor, the longest from land between 1991 and 2114. Here's the path, the UK partial eclipse times and how to watch...
Why Does the Moon Have Phases?
Half the Moon is always lit. What changes is how much of that sunlit half we can see. A clear guide to the Moon's phases, the 29.5-day cycle, tidal locking...
Why Does the Moon Have Phases?
Half the Moon is always lit. What changes is how much of that sunlit half we can see. A clear guide to the Moon's phases, the 29.5-day cycle, tidal locking...
The Best Things to See in the Night Sky in 2027
A total solar eclipse, a Blue Moon, two planets at their brightest and the Perseids under a setting Moon. Here is our month-by-month guide to the 2027 night sky, from...
The Best Things to See in the Night Sky in 2027
A total solar eclipse, a Blue Moon, two planets at their brightest and the Perseids under a setting Moon. Here is our month-by-month guide to the 2027 night sky, from...