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...
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Elizabeth Cocking
- Jun 30
- 4 min
In this month: July 2022
1st July 2013 Hippocamp, a moon of Neptune, is discovered. With a diameter of approximately 35 kilometres it is the smallest moon that...
Elizabeth Cocking
- May 31
- 4 min
In this month: June 2022
HISTORICAL EVENTS 10th June 2003 NASA launches the rover Spirit to explore Mars and search for signs of past life on the planet. One of...
Elizabeth Cocking
- Apr 30
- 4 min
In this month: May 2022
Historical astronomical events, and people who were born this month and have influenced our understanding of the cosmos. 18th May 1991...
Elizabeth Cocking
- Apr 1
- 4 min
In this month: April 2022
24th April 1957 The first edition of The Sky at Night a monthly documentary television programme on astronomy is shown on British...
Elizabeth Cocking
- Feb 28
- 3 min
In this month: March 2022
5th March 1616 On this day in 1616 the Roman Catholic Church adds "" (On the Revolutions of the Heavenly Spheres) by Nicolaus...
Elizabeth Cocking
- Jan 31
- 4 min
In this month: February 2022
Astronomical happenings from the past and the birthdays of astronomers past and present. 19th February 1787 The first observation is...
Elizabeth Cocking
- Nov 30, 2021
- 4 min
In this month: December
IN THIS MONTH 15th December 1966 Janus, a moon of Saturn, is discovered by French astronomer Audouin Dollfus. Astronomers were first...
Elizabeth Cocking
- Oct 31, 2021
- 4 min
In this month: November
7th November 1631 A transit of Mercury occurs. Many astronomers set up to capture Mercury's movement in front of the Sun. However only...
Elizabeth Cocking
- Sep 30, 2021
- 3 min
In this month: October 2021
10th October 1846 Triton, the largest natural satellite of Neptune, is discovered by English astronomer William Lassell. The image of...