When we’re talking about the Moon, the term ‘promontorium’ describes a headland or cape, an outcrop of rock standing above the surrounding surface. One prominent example can be seen where 650km Mare S

The angle the ecliptic makes with the western horizon around sunset is maximised at this time of year, which gives us a good view of any of our Solar System neighbours positioned on the eastern side o

When to use this chart 1 Feb 00:00 AEDT (31 Jan, 13:00 UT) 15 Feb 23:00 AEDT (12:00 UT) 28 Feb 22:00 AEDT (11:00 UT) The chart accurately matches the sky on the dates and times shown for Sydney, Austr

HUMANITY HAS CHANGED AN AWFUL LOT IN THE PAST 58 YEARS. THE MOON? NOT SO MUCH. It was in 1968 that astronauts first drew near the moon, and it will be early this year, if all goes as planned, that a c

Ayoush Lazikani The Medieval Moon A history of haunting and blessing 272pp. Yale University Press. £20 (US $30). Something fundamental changed in our relationship with the moon when we realized we cou

Our astronomical adventure in the hills of mid-Wales starts on an unlucky note. The autumnal sunshine of earlier has been swept away by a persistent drizzle rolling across the valleys and hilltops of