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26 April, 25 July, 29 Aug & 24 October 2023

Astronomy at the Calyx

Join us for a night of astronomy and star gazing surrounded by the intriguing 'Love Your Nature' plant exhibition at The Calyx, in the heart of the Royal Botanic Garden, Sydney.

Over a glass of wine, discover what the night sky teaches you with our resident First Nations astronomer and distinguished Astrophysicist Dr Ángel Lopez -Sanchez. More than 4,000 planets have been discovered and tonight our team of experts will take you on a journey to these strange 'other' worlds.

Find out how astronomers detect exoplanets around other stars, and learn about the most interesting planets we have found out there!

Powerful telescopes from the Northern Sydney Astronomical Society will allow a personal discovering into the world beyond Earth.


Wednesday 26 April – 6:30pm-9 pm
Tuesday 25 July – 6:30pm-9 pm
Tuesday 29 August – 6:30 pm - 9 pm
Tuesday 24 October - 7:00 pm - 9:30 pm


General Admission $41 | Foundation and Friends Member $37
Bookings essential online


The Calyx
Virtual tour


Public transport recommended. Limited parking available

Hear from astronomer presenters about everything from space volcanoes to dark energy! Then venture outside to hear an Aboriginal perspective on the stars with Drew Roberts, and view the night sky through the telescopes with volunteers from the Northern Sydney Astronomical Society. 

One complimentary glass of wine is included with each ticket purchase, and light snacks will be available for purchase.

This event will take place regardless of weather. In the event that the night sky cannot be viewed other activities will be set up for you to enjoy.

See here for Terms and Conditions

Please be advised as per our terms and conditions:
A. Refunds, Cancellations and Booking Changes
B. Online tickets

  • No refunds apply for cancellation of tickets purchased online.

  • A request for a date change can be made in writing no less than 48 hours prior to the program commencement time. Approval of a date change is at the discretion of the Royal Botanic Gardens and Domain Trust. 

Please see our website for full terms and conditions.

For any enquiries please contact us on

Astronomy at the Calyx is supported by Inspiring Australia.

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