Professor Matthew Colless

B.Sc. Hons I (Sydney), Ph.D. (Cambridge), FAA, FRAS
Director, Research School of Astronomy and Astrophysics
ANU College of Science
T: +61 2 6125 0266

Areas of expertise

  • Cosmology And Extragalactic Astronomy 020103
  • Astronomical And Space Instrumentation 020102

Research interests

Observational cosmology; large-scale structure of the universe; galaxy evolution; clusters of galaxies; surveys of redshifts, distances and peculiar velocities; astronomical instrumentation.


Professor Matthew Colless is Director of the Research School of Astronomy and Astrophysics (RSAA) at the Australian National University (ANU). He was for nine years previously the Director of the Australian Astronomical Observatory (AAO). He obtained his BSc at Sydney, his PhD at Cambridge, and has also held positions at Durham, Kitt Peak National Observatory and Cambridge. His research uses large redshift and peculiar velocity surveys of galaxies to understand their evolution and the large-scale structures they form, and to measure cosmological parameters. Prof. Colless is a Fellow of the Australian Academy of Science, an Honorary Fellow of the Royal Astronomical Society, a Fellow of the American Association for the Advancement of Science, an ISI Citation Laureate, a former Vice-President of the International Astronomical Union, a member of the European Southern Observatory Council, and the Founders’ Chair for the Giant Magellan Telescope (GMT) project, a billion-dollar next-generation 25-metre optical telescope.


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Updated:  07 February 2023 / Responsible Officer:  Director (Research Services Division) / Page Contact:  Researchers