and her brother Aubrey were founding members of the British Astronomical Association. In 1893, Clerke was awarded the Actonian Prize of 100 guineas by the Royal Institution. As a member of the British Astronomical Association she attended its meetings regularly, as well as those of the Royal Astronomical Society. In 1903, with Margaret Lindsay Huggins, she was elected an honorary member of the Royal Astronomical Society, a rank previously held only by three other women, Caroline Herschel and Mary Somerville (in 1835), and Anne Sheepshanks (in 1862). She died of pneumonia in 1907 at her home in South Kensington. Personal life Agnes and Ellen were devout Catholics all their lives. Neither ever married. Legacy The lunar crater Clerke is named after her. In 2002, Mary Brück wrote Agnes Mary Clerke and the Rise of Astrophysics. In 2017, the Royal Astronomical Society established the Agnes Clerke Medal for the History of Astronomy or Geophysics, which is awarded to individuals who have achieved outstanding research into the history of astronomy or geophysics. The first recipient was Clive Ruggles. In 2022 Jessie Kennedy and the Celestial Quartet performed a concert in Skibbereen in honour of Clerke. The performance included songs specially composed by Jessie Kennedy and by Tess Leak, using words of Agnes and her sister, Ellen, and a cello trio, the Agnes Clerke Cello Trio, composed by Diana Llewellyn. Selected writings A Popular History of Astronomy during the Nineteenth Century. Edinburgh, 1885 (4th rev. ed. London, 1902) The System of the Stars. London, 1890 (2nd ed. London, 1905) The Herschels and Modern Astronomy. London, 1895 The Concise Knowledge Astronomy (co-authored with John Ellard Gore and Alfred Fowler). London, 1898 Problems in Astrophysics. London, 1903 She also wrote 55 articles for the Edinburgh Review, mainly on subjects connected with astrophysics, and articles for the Dictionary of National Biography, the Encyclopædia Britannica and the Catholic Encyclopedia, and several other periodicals. Her articles in the ninth edition (1875–89) of the Britannica included Galileo Galilei, Alexander von Humboldt, Johannes Kepler, Antoine Lavoisier and the zodiac. References Further reading External links Bibliography of writings about Agnes Mary Clerke. Biographical material from the Astronomical Society of the Pacific Irish Examiner article Southern Star article 1842 births 1907 deaths People from Skibbereen Irish non-fiction writers Irish women non-fiction writers Irish astronomers Women astronomers 19th-century women scientists Irish women mathematicians 19th-century astronomers 19th-century Irish writers Women science writers 19th-century Irish