By May Reardon, UniSQ Astronomy and Creative Writing student
This month, UniSQ celebrates the 30th anniversary of the official opening of Mount Kent Observatory – a facility that has grown into one of Australia's leading centres for astronomical research and education.
Yet while the observatory officially opened on 10 July 1996, its story began almost two decades earlier, inside an old water tank.
In 1978, the family of amateur astronomer Bertram Webb donated his remarkable hand-built observatory to the then Darling Downs Institute of Advanced Education (DDIAE).
Rather than purchasing an expensive dome, Webb had ingeniously converted a large steel water tank into an observatory, building it by hand to house his prized seven-inch telescope.
When the donation was accepted, a group of passionate volunteers carefully transported the unusual structure to campus.
"Eight enthusiasts lifted the dome onto a truck and drove it to campus near the old cricket practice pitch," one early account recalled.
For the fledgling astronomy program, it was a gift that would shape the University's future. At the time, the DDIAE Astronomy Club was already developing a reputation for enthusiasm and ambition.
Members regularly observed the night sky using a 14-inch Celestron telescope and a small refractor mounted on the roof of D Block. But as the campus expanded, so too did the glow of streetlights, buildings and traffic.
The stars were becoming harder to see. A search began for darker skies, and in 1983 the answer was found on Mount Kent. The move would prove transformative.
That same year, the University's astronomers became part of an international observing network studying a rare occultation of Neptune, where the planet passed in front of a distant star. The observations helped refine scientists' understanding of Neptune's size and atmosphere.
Even before Mount Kent officially existed, the University was making meaningful contributions to international astronomy.
Another pivotal moment came in 1989, when USQ's Ken Mottram met University of Queensland research consultant Arthur Page at an astronomy conference in New Zealand. Their conversation sparked a collaboration to develop a fully computer-controlled telescope mount, beginning a partnership that continues to shape Mount Kent today.
While that work progressed, the Webb Observatory made its journey from campus to Mount Kent in 1990.
Momentum continued to build. Funding secured in 1992 enabled the construction of a new teaching and instrumentation laboratory, officially opened in 1995, creating opportunities for both education and research.
The following year marked another significant milestone. In 1993, USQ and the University of Queensland formally signed a partnership agreement that accelerated Mount Kent's development into a nationally significant observatory.
Robotic telescope technology developed through the collaboration was installed on site, while the relocation of the Mount Tamborine Observatory further expanded Mount Kent's capabilities.
Together, these additions established Mount Kent as Australia's second-largest astronomical observatory.
When Mount Kent Observatory was officially opened on 10 July 1996, it represented far more than a collection of telescopes. It marked the culmination of nearly two decades of vision, collaboration and perseverance between universities, researchers, volunteers and a community that believed regional Queensland could contribute to world-leading science.
Three decades later, that vision continues to grow. In 2009, the Shared Skies Partnership opened Mount Kent's telescopes to students and researchers around the world, allowing observations of the Southern Hemisphere to be conducted remotely from classrooms and research centres across the globe.
A decade later, Mount Kent entered a new era of discovery. The MINERVA-Australis array began operations in 2019, positioning the observatory at the forefront of exoplanet research.
As the only Queensland facility dedicated to confirming planets identified by NASA's Transiting Exoplanet Survey Satellite (TESS), the observatory now plays a vital role in one of astronomy's fastest-growing fields. Researchers have helped confirm more than 40 exoplanets, including the discovery of a rare 'sub-Saturn' planet.
The observatory's capabilities expanded again in 2020 with the installation of two Danish-built SONG telescopes, supporting research into stellar evolution and the internal structure of stars.
Today, Mount Kent Observatory is recognised internationally as a centre for astronomical research and education. Yet despite its sophisticated robotic telescopes, global collaborations and groundbreaking discoveries, its story traces back to the ingenuity of one amateur astronomer and an old water tank.
As UniSQ celebrates 30 years since the observatory officially opened, Mount Kent stands as a reminder that scientific breakthroughs often begin with simple ideas, generous communities and people willing to look beyond the horizon.
From water tanks to white dwarfs, Mount Kent Observatory continues to prove that even the biggest discoveries can have humble beginnings.
The article author May Reardon is a third-year Bachelor of Arts / Bachelor of Science student currently undertaking a student project with UniSQ Historical Archives as part of HAC3001, a professional practice core course for Humanities and Communication students. May is researching the establishment of the Mt Kent facility.
