Sze-leung Cheung, founder of Stardusts, is a globally recognized astronomer, science communicator, and educator. His lifelong passion for astronomy began in preschool, sparking a journey that led him to become a leading figure in science communication. From building outreach programs at the Ho Koon Astronomical Center to organizing impactful initiatives during the International Year of Astronomy 2009, Sze-leung's work in Hong Kong left a lasting legacy.

Joining the University of Hong Kong, he continued to make waves with innovative projects like 'A Night at the Science Museum' and the 'Transit of Venus' campaign. In 2014, Sze-leung's international career took off as he joined the International Astronomical Union (IAU) and became head of the Office for Astronomy Outreach (OAO). Under his leadership, the OAO established a global network of outreach coordinators from over 100 countries, enabling volunteers to engage in over 5,000 activities and reach millions of people worldwide.

Today, Sze-leung's expertise and network drive his transformative work at Stardusts, where he is revolutionizing education and science communication.

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張師良，Stardusts的創辦人，是全球有名的天文學家、科學傳播者和教育家。他對天文學的終身熱愛始於學前階段，使他成為現今全球天文科學傳播界中一個領導人物。由常規化可觀天文館的活動，到組織影響深遠的2009年國際天文年活動，張師良在香港的天文普及工作留下了深遠的影響。

加入香港大學後，他繼續以創新的項目如「科學館之夜」和「世紀天象金星凌日」在香港科普史上留下印記。2014年，張師良正式開展了他的國際事業，他加入了國際天文學聯會（IAU）並擔任天文外展辦公室（OAO）主任。在他的領導下，OAO建立了一個由超過100多個國家組成的全球天文外展網絡，使不同地方的愛好者組織了超過5000個活動，觸及全球數百萬人。

今天，張師良的專業知識和人脈驅動著他在Stardusts的工作，讓他把最新和最好的資源用於建設未來的教育和科學傳播中。