This Month in Astronomical History (arranged by month)

         This Month in Astronomical History (features arranged by month)

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        January

• January 2024: White Dwarfs: Discovery and Challenge
  Written by Michael Marotta
• January 2023: The Huygens Probe Lands on Titan
  Written by Michael Marotta
• January 2022: Strange Comet: William Herschel, His Telescopes, and Uranus
  Written by Amy Oliver
• January 2021: Galileo, Hubble, and the Arrangement of the Cosmos
  Written by Michael Marotta
• January 2020: The Birth of Stellafane
  Written by Kristine Larsen
• January 2019:  Galileo's Discovery of the Moons of Jupiter
  Written by Philip D. Nicholson
• January 2018:  The Discovery of Ceres
  Written by Teresa Wilson
• January 2017:  Remembering Bengt Stromgren
  Written by Teresa Wilson

       February

• February 2024: Kuiper Discovers Miranda
  Written by Michael Marotta
• February 2023: Edward Emerson Barnard: Nontraditional Student and "First Gen" Role Model
  Written by Kristine Larsen
• February 2022:  'Abd al-Rahman al-Sufi
  Written by Aneka Kazlyna
• February 2021:  Founding of the Astronomical Society of the Pacific
  Written by Linda Shore
• February 2019:  400 Years of Kepler's Third Law
  Written by Jason E. Ybarra
• February 2018:  One of America's Early African American Astronomers
  Written by Sethanne Howard
• February 2017:  The Discovery of Pluto
  Written by Teresa Wilson

       March

• March 2024: Listening to the Universe at 21 Centimeters
  Written by Michael Marotta
• March 2023: Voyager 1: The Jupiter Flyby
  Written by Loretta Cannon
• March 2022: Planets Have Rings
  Written by Michael Marotta
• March 2021: Probing the Limits of the Earth's Magnetic Field
  Written by Michael Marotta
• March 2020: The First Recorded Scientist
  Written by Sethanne Howard
• March 2019:  Astronomy Meets the Periodic Table
  Written by Virginia L. Trimble
• March 2018:  How Shall We Remember Caroline Herschel?
  Written by Rebecca Anne Charbonneau
• March 2017:  Calendar Reform
  Written by Teresa Wilson

       April

• April 2024: The Great Paris Exposition of 1900 (Part One: Le Grand Globe Celeste)
  Written by Kenneth Rumstay
• April 2023: The Global Controversy Surrounding the Detection of Radio Variability in CTA-102
  Written by Rebecca Charbonneau
• April 2022:  The First Lady of Harvard's Observatory Hill: Cecilia Payne-Gaposchkin
  Written by Stephen Spears
• April 2021: Observations of Supernova 1006
  Written by Alan Agrawal, MD
• April 2020:  The "Remarkable" Eclipse of 1894
  Written by Thomas Hockey
• April 2019:  BeppoSAX and Gamma Ray Bursts
  Written by Virara Turriziani
• April 2018:  Leonardo Da Vinci and Earthshine
  Written by Kevin Schindler
• April 2017:  Great Debate on the Nature of the Universe
  Written by Teresa Wilson

       May

• May 2024: The Great Paris Exposition of 1900 (Part Two: La Grande Lunette)
  Written by Kenneth Rumstay
• May 2023: "The Best Place on the Face of the Earth:" Wadesboro and the 1900 Total Solar Eclipse
  Written by Thomas English
• May 2022:  The First Telescope on the Moon
  Written by Richard Tresch Fienberg
• May 2021:  The Oldest Known Mechanical Calculator for Astronomy
  Written by Kurt Baty
• May 2020:  First Recorded Perihelion of Halley's Comet
  Written by Jason E. Ybarra
• May 2019:  The 1919 Solar Eclipse from the Standpoint of Astronomy
  Written by Daniel Kennefick
• May 2018:  L'Aigle Meteorite Fall of 1803
  Written by Jason E. Ybarra
• May 2017:  Women Computers at Dudley Observatory
  Written by Teresa Wilson

       June

• June 2023: All the Matter We Cannot See: The Invisible World of Vera Rubin
  Written by Stephen Spears
• June 2022: Scorpius X-1 and the Launch of X-Ray Astronomy
  Written by Michael E. Marotta
• June 2021: The 1761 Venus Transit from Wales
  Written by Martin Griffiths
• June 2020:  James Christy Discovers Charon
  Written by Michael Marotta
• June 2019:  Eratosthenes and the Circumference of the Earth
  Written by Jason E. Ybarra
• June 2018:  The Bicentenary of the Birth of Angelo Secchi, SJ
  Written by Christopher J. Corbally
• June 2017:  2004 Venus Transit
  Written by Teresa Wilson

       July

• July 2024: Beatrice Tinsley: Pioneer of Galactic Evolution
  Written by Ananya Kaalva
• July 2023: Mars: From Imagination to Exploration
  Written by Aneka Kazlyna
• July 2022: Reading Isaac Newton's Rare Manuscripts: The Making of Newton's Principia Mathematica (1687)
  Written by Aneka Kazlyna
• July 2021:  The First American PhDs in Astronomy
  Written by Joseph S. Tenn
• July 2019:  Northern Arizona's Role in the Apollo Moon Missions
  Written by Kevin Schindler
• July 2018:  Henrietta Swan Leavitt
  Written by Teresa Wilson
• July 2017:  Solar Eclipse of 1878
  Written by Teresa Wilson
• July 2016: Comet Shoemaker-Levy 9
  Written by Teresa Wilson

       August

• August 2024: James Tennant and "The King of Siam's Eclipse"
  Written by Lauren Kokinakis
• August 2023: Mira Reveals Itself to David Fabricius
  Written by Kristine Larsen
• August 2022: Caroline Herschel's August Historiography
  Written by Michael E. Marotta
• August 2021: 1596: The Comet and the Red Star
  Written by Clifford J. Cunningham
• August 2020: America's First Woman Astronomer: Maria Mitchell (1818-1889)
  Written by Jascin N. Leonardo Finger
• August 2019:  Reflections on 100 Years of the International Astronomical Union
  Written by Virginia Trimble
• August 2018:  The Mysterious Wow! Signal
  Written by Rebecca Anne Charbonneau
• August 2017:  Relativity and Vulcan's Vanishing Act
  Written by Teresa Wilson
• August 2016: The Moons of Mars
  Written by Teresa Wilson

       September

• September 2024: The Carrington-Hodgson Event
  Written by Michael Marotta
• September 2023: Lost Comets Rediscovered: Dr. Elizabeth Roemer and The University of Arizona's Lunar Planetary Laboratory
  Written by Stephen Hussman
• September 2022: The Drapers' First Photograph of Messier 42
  Written by Michael Marotta
• September 2021:  Biographical Sketches of Women Working at Yerkes Observatory and Harriet McWilliams Parsons
  Written by Rowen Glusman, Audrey Scott, Michael Martinez, Alexis Chapman, Amanda Muratore, Jorge Sanchez, and William Cerny
• September 2020:  Bayer's Uranometria
  Written by Jason E. Ybarra
• September 2018:  Algol: the Star of Frequent Changes
  Written by Jason E. Ybarra
• September 2017:  The Discovery of Neptune
  Written by Teresa Wilson
• September 2016: Remembering Edwin Hubble
  Written by Teresa Wilson

       October

• October 2024: Sputnik 1
  Written by Michael Marotta
• October 2023: Messier 51: From Solar System to Galaxy
  Written by Michael Marotta
• October 2022:  The Discovery of Helium
  Written by Alan Agrawal
• October 2021:  The Crucial years of Otto Struve
  Written by Kevin Krisciunas
• October 2020:  The First Hertzsprung-Russell Diagram
  Written by Michael E. Marotta
• October 2019:  50 Years of Charge-Coupled Devices
  Written by Sara Turriziani
• October 2018:  Karl Jansky and the Discovery of Cosmic Radio Waves
  Written by Alan W. Hirshfeld
• October 2017:  The Invention of the Telescope
  Written by Teresa Wilson
• October 2016: Miss Mitchell's Comet
  Written by Teresa Wilson

       November

• November 2023: 50th Anniversary of Pioneer 10's Encounter with Jupiter
  Written by Kristine Larsen
• November 2022: Lunokhod 1 - The First Extraterrestrial Rover
  Written by Kenneth Rumstay
• November 2021: Stellar Parallax: A Critical Step in Mapping the Cosmos
  Written by Michael Wang
• November 2020:  Sedna: In the Depths of the Solar System
  Written by Emily McMahon
• November 2019:  The Greek Drama of 6 November 1919: In Defense of Arthur Stanley Eddington
  Written by Daniel Kennefick
• November 2018:  Cosmic Fireworks
  Written by Pedro Raposo
• November 2017:  100 Years for the Hooker Telescope
  Written by Teresa Wilson
• November 2016: Launch of Sputnik 2
  Written by Teresa Wilson

       December

• December 2023: Comet Kohoutek, Skylab, and More
  Written by Stephen Maran
• December 2022: Problems in Astrophysics (1903) by Agne Mary Clerke
  Written by Michael Marotta
• December 2021: The Order and Harmony of Johannes Kepler's Work: Celebrating the 450th Anniversary of His Birth
  Written by Dan Broadbent
• December 2020: 1200 Years of Algebra
  Written by Dareen Awwad and Jason E. Ybarra
• December 2019: John Michell and His Dark Star
  Written by Jason Ybarra
• December 2018:  The First Cepheid Variable Discovered Was, Of Course...Eta Aquilae?
  Written by Linda M. French
• December 2017:  Remembering John Bahcall
  Written by Teresa Wilson
• December 2016:  Winter Solstice & Archaeoastronomy
  Written by Teresa Wilson