{{Use dmy dates|date=April 2022}} '''Douglas Walter Noble Stibbs''' FRSE FRAS (1919&ndash;2010) was a 20th century Australian astronomer and astrophysicist, remembered for his work at St Andrews University where he held the Napier Chair in Astronomy for 30 years. The '''Prof Walter Stibbs Lectures''' at Sydney University are named in his honour.<ref name="sydney.edu.au">{{Cite web | url=http://sydney.edu.au/news/science/397.html?newsstoryid=10973 | title=News &#124; the University of Sydney}}</ref>

==Life== He was born on 17 February 1919 in Sydney in Australia, but of Scots descent.<ref>Patrick Moore's Data Book of Astronomy, Patrick Moore</ref> His father died when he was three. From 1937 he studied Physics at the University of Sydney, winning the Deas-Thomson Scholarship in 1940 and graduating BSc in 1942 and MSc in 1943.<ref>{{Cite web |url=http://www.rse.org.uk/wp-content/uploads/2017/11/stibbs_vmh.pdf |title=Archived copy |access-date=2018-09-28 |archive-date=2018-09-28 |archive-url=https://web.archive.org/web/20180928003350/http://www.rse.org.uk/wp-content/uploads/2017/11/stibbs_vmh.pdf |url-status=dead }}</ref> In the Second World War he was based at Mount Stromlo Observatory researching gunsights. In the latter years of the war he lectured in Maths and Physics at the University of New South Wales, before returning to Mount Stromlo in 1945.<ref>{{Cite journal |doi = 10.1111/j.1468-4004.2010.51440_1.x|title = Walter Stibbs 1919-2010|journal = Astronomy & Geophysics|volume = 51|issue = 4|pages = 4.41–4.42|year = 2010|last1 = Evans|first1 = Tom Lloyd|doi-access = free}}</ref>

In 1951 he moved to the Oxford University Observatory as a Radcliffe Fellow, working alongside Professor Harry Plaskett. During his time in Oxford he played cricket with the Berkshire Gentleman. From 1955 to 1959 he did research at the Atomic Weapons Research Establishment at Aldermaston.<ref>https://www.st-andrews.ac.uk/itsold/newsletter/2010/05/stibbs1620.html {{Dead link|date=February 2022}}</ref> In 1959 he was given the Napier Chair as Professor of Astronomy at St Andrews University. There he organised the building of the 38-inch Cassegrain-Schmidt telescope. He also organised for the construction of the university's very first computer in 1964. In 1968 he worked on the first studies of stellar radiative opacity with T. R. Carson and D. F. Mayers.<ref>{{Cite journal |doi = 10.1111/j.1468-4004.2010.51440_1.x|title = Walter Stibbs 1919-2010|journal = Astronomy & Geophysics|volume = 51|issue = 4|pages = 4.41–4.42|year = 2010|last1 = Evans|first1 = Tom Lloyd|doi-access = free}}</ref>

In 1961 he was elected a Fellow of the Royal Society of Edinburgh.<ref>{{cite book|title=Biographical Index of Former Fellows of the Royal Society of Edinburgh 1783–2002|date=July 2006|publisher=The Royal Society of Edinburgh|isbn=0-902-198-84-X|url=https://www.royalsoced.org.uk/cms/files/fellows/biographical_index/fells_indexp2.pdf|access-date=2018-09-28|archive-date=2016-03-04|archive-url=https://web.archive.org/web/20160304074135/https://www.royalsoced.org.uk/cms/files/fellows/biographical_index/fells_indexp2.pdf|url-status=dead}}</ref>

He was a Fellow of the Royal Astronomical Society and served as its Vice President 1972/3.<ref name="sydney.edu.au"/>

A keen runner, in 1991 he won the gold medal for the marathon in the Australian Veteran Games in Canberra.<ref>{{Cite journal |doi = 10.1111/j.1468-4004.2010.51440_1.x|title = Walter Stibbs 1919-2010|journal = Astronomy & Geophysics|volume = 51|issue = 4|pages = 4.41–4.42|year = 2010|last1 = Evans|first1 = Tom Lloyd|doi-access = free}}</ref>

He died in Canberra, Australia on 12 April 2010.

==Family==

In 1949 he was married to fellow-scientist Margaret Calvert.

==Publications==

*''The Outer Layers of a Star'' (1953) co-written with Sir Richard Woolley.

==Walter Stibbs Lectures== There is a prestigious annual lecture series sponsored by the Stibbs family in memory of Walter Stibbs, together with the Sydney Institute for Astronomy, University of Sydney. Some of the past Stibbs Lecturers have been:

*2014 - Prof Fulvio Melia - "Cracking the Einstein Code"<ref>{{Cite web | url=http://sydney.edu.au/news/physics/1737.html?newsstoryid=13339 |title = News &#124; the University of Sydney}}</ref> *2015 - Prof Andrea Ghez - "The Monster at the Heart of our Universe" *2016 - Prof Natalie Batalha<ref>{{Cite web | url=https://soundcloud.com/sydney-ideas/professor-walter-stibbs-lecture-2016-dr-natalie-batalha-nasa-ames-research-center/recommended | title=Professor Walter Stibbs Lecture 2016: Dr Natalie Batalha, NASA Ames Research Center}}</ref> *2017 - Prof David Reitze - "LIGO Gravitational Waves"<ref>{{Cite web | url=http://www.liveguide.com.au/Events/1397165/Artists/Sydney_Ideas_Professor_Walter_Stibbs_Lecture_2017 |title = Sydney Ideas: Professor Walter Stibbs Lecture 2017 - at Sydney Nanoscience Hub, Camperdown, Sydney, NSW on 11 Apr 17, 6:00 PM}}</ref> *2018 - Prof Brian Schmidt - "The State of the Universe"<ref>{{Cite web | url=https://sydney.edu.au/news-opinion/sydney-ideas/2018/the-state-of-the-universe.html |title = The state of the universe}}</ref> *2019 - Prof Jocelyn Bell Burnell - "Pulsars and the universe"<ref name=":0">{{cite web|title=Stibbs Lecture – Sydney Institute for Astronomy (SIfA)|url=https://sifa.sydney.edu.au/event-seminar/stibbs-lecture/|access-date=7 March 2021|language=en-AU}}</ref> *2020 - postponed due to the COVID-19 crisis *2021 - Dr Jill Tarter - "A Cosmic Perspective"<ref name=":0" /> *2023 - Dr Emily Levesque - "The Last Stargazers: True Stories and Adventures of Astronomy"<ref name=":0" /> *2024 - Prof Richard Ellis - "The Quest For Cosmic Dawn: Results from the James Webb Space Telescope"<ref>{{Cite web | url=https://events.humanitix.com/stibbs-lecture-the-quest-for-cosmic-dawn-results-from-the-james-webb-space-telescope?hxchl=mkt-loc&hxref=australien%2Fcamperdown |title = Stibbs Lecture - The Quest For Cosmic Dawn: Results from the James Webb Space Telescope}}</ref>

==References==

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{{DEFAULTSORT:Stibbs, Douglas Walter Noble}} Category:1919 births Category:2010 deaths Category:Scientists from Sydney Category:Academics of the University of St Andrews Category:Australian astrophysicists Category:20th-century Australian astronomers Category:Fellows of the Royal Society of Edinburgh