28 September 2011 by Tristan Gooley
A blog of two halves for you today.
Late September can bring some of the best early evening experiences for those who enjoy looking upwards.
Visibility is likely to fluctuate a bit, but it looks as though we may get some of the best stargazing weather of the year over the next few nights. It promises to be warm enough to enjoy long spells outside, but without the crazily late sunsets of midsummer.
I’ll point out a few of the things worth looking for in a minute, but first just a few words about this weather.
On my courses I encourage people to take note of shifts in wind direction and how this relates to changes in weather patterns. If the weather is unseasonably warm or cold, we should expect some deviation from the prevailing wind direction, southwest.
The image above shows the UK (at lunchtime tomorrow) sandwiched neatly between…
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Tags: altair, aquila, brightest star in the sky, cygnus, deneb, jupiter, lyra, navigators triangle, north star, planets, Sirius, stars, summer triangle, vega, venus, weather, wind direction |
20 September 2008 by Tristan Gooley

The forecast for this weekend seems intent on lulling us into believing that the summer has life in it yet, after weeks on the resuscitation table.
If we’re in the mood for deluding ourselves that there is more of this come, then the ‘Summer Triangle‘ is worth looking out for. It is a collection of three bright stars that are overhead near midnight in midsummer, but still clearly visible well through autumn and even into the early evening winter sky. It is not a constellation at all, but a nickname for the three brightest stars, Vega, Deneb and Altair, from three different constellations, Lyra, Cygnus and Aquila.
So, as the nights draw in and you find yourself shivering looking up, search out the ‘Summer’ triangle to warm you.
Tags: altair, aquila, cygnus, deneb, lyra, summer triangle, vega |