With the clocks going forward an hour at 2am this Sunday, the time of sunset in Dunedin changes from 6.41pm on Saturday to 7.42pm the next night.
At 7.50pm on Monday the centre of the sun crosses the celestial equator heading south. This is the exact moment of the southern hemisphere spring equinox, which means that all over the world the...
Understanding the science behind auroras is almost as fascinating as watching a display, writes Ian Griffin.
Over the past week, beautifully clear skies across Southern New Zealand have made for some great stargazing.
A passion for observing all things astronomical has led Ian Griffin to develop a veritable transit obsession.
There's a partial eclipse of the moon going on, right now, and, if the sky is clear, you have an excellent chance of spotting the beginning of the darkest part of the eclipse.
If my calculations are correct and my assumptions about the time the average ODT reader rises from their slumber on any given Wednesday are accurate, I'd like to ask you to consider doing me a...
With Jupiter dominating the night, it's easy to forget that another gas giant planet, the beautiful Saturn, is also on view.
It's been a frustrating few weeks for sky-watchers. In Portobello there has been a seemingly endless run of cloudy nights, which has put paid to any stargazing, writes Ian Griffin.
For Ian Griffin, one of the joys of stargazing is observing the earth's rotation via the constantly changing positions of the stars.
The moon is new next Sunday morning, so the next few nights will be a splendid time to spend enjoying the beauty of our late-autumn night sky.
When I drew the curtains in my Portobello home last Saturday morning, I knew it was going to be one of those special Dunedin days, writes Ian Griffin.
The moon is new on Friday just before 10pm which means that we're entering prime time for stargazing.