WHAT IS A SOLSTICE ? A solstice is a natural astronomical event during which one of the Earth’s hemispheres is at maximum tilt away from...

This month . . . Auroras. Named for the Roman goddess of the dawn. Auroras are caused by the collision of energetically charged particles...

in our solar system The most tilted planet… Uranus has the largest tilt with an axial tilt of about 98 degrees. Its north pole is nearly...

We’re all familiar with rainbows and the elusive pot of gold at the end. But our neighbour the Moon is also capable of producing the same...

We may take it for granted but without it we would not exist. Find out more...

This Month . . . Intentional crashed landings. Things that go bump in the night! Sometimes it helps astronomers and space engineers to...

This month . . . . Naming the three planets in our solar system discovered in “modern” times was not a straightforward process. There...

This month . . . . Orion Named after the mythological Greek hunter, the constellation Orion is one of the most famous, and...

Every month there is a focus on an astronomical phenomenon by Sydney City Skywatchers' Secretary, Elizabeth Cocking. This month Elizabeth...

Blamed for turning Bruce Banner into the Incredible Hulk, Gamma Rays and Gamma Ray Bursts are the most energetic and luminous...