In this illustrated talk mathematician, Milena Radnovic, will explore how astronomy and geometry developed together by ingenious human minds

10th August 1675 The foundation stone for the Royal Greenwich Observatory (RGO) is laid by the first Astronomer Royal, John Flamsteed. ...

6:30pm, held via Zoom, the link is sent via our secretary to all members. This is our annual Members presentation night where we feature...

We look at Comet ZTF Comet ZTF, or to give it its full name C2022/E3 ZTF, is named for the Zwicky Transient Facility (ZTF) where the...

Monday 1 August, 6:30pm Join in to hear from Sydney City Skywatcher members as they present fascinating insights into many aspects of...

Sydney City Skywatcher member George Mavrocordatos has imaged Comet Leonard: I managed to be lucky enough to take my own picture of...

21st April 1702 Maria Kirch discovers a previously unknown comet becoming the first woman to make such a discovery. Dubbed the "Comet...

Happy New Year! Elizabeth Cocking continues this astronomical blog post sequence in 2023. Each month she looks back on astronomical...

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

4 July 1054 Chinese astronomers notice a star explode becoming a supernova in the constellation Taurus. It remained visible in the night...