Sydney City Skywatchers

Sydney City Skywatchers An Astronomy society for Sydney-siders with talks about astronomy, and astronomy-related history.

Since we were founded in 1895 we have been gender inclusive and a forum for a diverse group of people interested in astronomy.

A moment to note tonight! Happy winter solstice Downunder! Dance around your standing stones, plan your crops and for he...
20/06/2026

A moment to note tonight! Happy winter solstice Downunder! Dance around your standing stones, plan your crops and for heaven’s sake, look up!

Wow- this is BIG NEWS!
15/06/2026

Wow- this is BIG NEWS!

Australia's Molonglo Observatory was saved from retirement; now, it holds the promise of future radio observations.
Read more: https://buff.ly/lGzd6FK

See Venus and Jupiter in our night sky (when the clouds clear!)
15/06/2026

See Venus and Jupiter in our night sky (when the clouds clear!)

Five members brought their telescopes to a a camping event for families and were able to share astronomy and especially ...
16/05/2026

Five members brought their telescopes to a a camping event for families and were able to share astronomy and especially Jupiter and its Galilean moons with the campers before more clouds rolled in on what was otherwise a beautiful evening! Can you name the moons we saw?

16/04/2026

Want to know our top-performing country for Globe at Night for 2026?
drumroll gets louder… 🥁🥁🥁

So far in 2026, our biggest contributors are...

🥇 United States 🇺🇸
🥈Japan 🇯🇵
🥉Australia 🇦🇺

These observations are helping us create a huge map of light pollution across the globe, from major cities to some of the most remote places on Earth. 🌍🌌

Every single data point counts, and it’s amazing to see this global community growing night by night!

Haven’t contributed yet? There’s still time: look up at the night sky on our campaign dates, compare what you see, and submit your observation at globeatnight.org in just a few minutes.

Early birds get to see Mercury, Mars, Saturn and a waning Moon.
15/04/2026

Early birds get to see Mercury, Mars, Saturn and a waning Moon.

How to see 3 planets and the waning Moon

Let primary school children and teachers know about this!
12/04/2026

Let primary school children and teachers know about this!

Astrophysicist Dr Lisa Harvey-Smith introduces our brand new magazine for curious young STEM explorers.

12/04/2026

The stars are fading from our skies…

On April 14, join us LIVE with DarkSky International’s Drew Reagan to learn how we can protect the night.

🗓 April 14 | 12PM ET | 1600 UTC



📷 Jan Huber

Looking back at previous (unmanned) missions to the Dark Side of the Moon
12/04/2026

Looking back at previous (unmanned) missions to the Dark Side of the Moon

In October of 1959, the Luna 3 spacecraft launched from the Baikonur Cosmodrome in Kazakhstan. Luna 3 was the third spacecraft to reach the Moon and

Address

1003 Upper Fort Street
Sydney, NSW
2000

Opening Hours

Monday 6:30pm - 8:30pm

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