LunarPhase Pro calculates a wide range of phenomena for the moon, from phases to lunar eclipses, libration to first crescent visibility. It also emulates the view through a telescope. Includes an interactive Moon Atlas and a searchable database of... - Read more

Jupsat Pro models Jupiter and it's satellites, calculating Great Red Spot transit times, occultation, eclipse and shadow eclipse times for Jupiter's four main satellites, models the Jovian system which van be animatted forwards and backwards in... - Read more

Choosing a telescope to buy can be a daunting task. There are different telescope configurations, sizes, mounts and capabilities on offer. So how do you choose? Our Telescope Guide will point you in the right direction and tell you the best places... - Read more