Astronomical anniversaries in the month of August
10th August 1675 The foundation stone for the Royal Greenwich Observatory (RGO) is laid by the first Astronomer Royal, John Flamsteed. ...
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Toner Stevenson
- Jun 17
- 1 min
Member's presentation night: Mon 3 July
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...
Elizabeth Cocking
- Feb 26
- 1 min
Did you know? All things Zwicky!
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...
Toner Stevenson
- Jul 31, 2022
- 1 min
Members' Presentation Night
Monday 1 August, 6:30pm Join in to hear from Sydney City Skywatcher members as they present fascinating insights into many aspects of...
George Mavrocordatos and Toner Stevenson
- Dec 26, 2021
- 2 min
Comet Leonard - the view from La Perouse
Sydney City Skywatcher member George Mavrocordatos has imaged Comet Leonard: I managed to be lucky enough to take my own picture of...
Elizabeth Cocking
- Mar 31, 2021
- 3 min
In this month: April
21st April 1702 Maria Kirch discovers a previously unknown comet becoming the first woman to make such a discovery. Dubbed the "Comet...
Elizabeth Cocking
- Dec 31, 2020
- 3 min
In this month: January
Happy New Year! Elizabeth Cocking continues this astronomical blog post sequence in 2023. Each month she looks back on astronomical...
Elizabeth Cocking
- Sep 10, 2020
- 2 min
Did You know? Intentional crash landings
This Month . . . Intentional crashed landings. Things that go bump in the night! Sometimes it helps astronomers and space engineers to...
Elizabeth Cocking
- Jun 30, 2020
- 3 min
In this month: July
4 July 1054 Chinese astronomers notice a star explode becoming a supernova in the constellation Taurus. It remained visible in the night...
Elizabeth Cocking
- Apr 30, 2020
- 3 min
In this month: May
13 May 1861 John Tebbutt discovers the Great Comet of 1861, also known as Comet C/1861 J1, one of the most brilliant comets known. He...
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