It Happened on
January 31, 1862
The observation of Sirius B, also known as the Pup, is significant because it was the first evidence of the existence of a white dwarf star. In 1862, Sirius B was discovered by astronomers Alvan Graham Clark and his son, William Clark, while observing Sirius A, the brightest star in the night sky. They noticed a faint companion star near Sirius A and later determined it was a white dwarf, a type of star that is incredibly dense and has exhausted its fuel for nuclear fusion. The discovery of Sirius B confirmed the theoretical predictions about the nature of white dwarfs and opened up new avenues for the study of stellar evolution and the structure of stars. Today, the observation of Sirius B remains a cornerstone of astronomical research and continues to be studied in detail.
Meanwhile…
9 months later was born…
Born on July 10, 1832 Alvan Graham ClarkAmerican astronomer and telescope-maker |
Born on October 26, 1862 Hilma af KlintPioneer in the early development of abstract art and her innovative use of spiritual and symbolic themes |
There is another child full of light who was also born along with Alma. Can you find him?
This is the conception day event of 3 people, who also made a difference in history
268 days after the event was born.
Born on July 10, 1832 Alvan Graham ClarkAmerican astronomer and telescope-maker |
Born on October 26, 1862 Hilma af KlintPioneer in the early development of abstract art and her innovative use of spiritual and symbolic themes |
261 days after the event was born.
Born on July 10, 1832 Alvan Graham ClarkAmerican astronomer and telescope-maker |
Born on October 19, 1862 Auguste LumièreFrench engineer, industrialist, biologist, and illusionist |
287 days after the event was born.
Born on July 10, 1832 Alvan Graham ClarkAmerican astronomer and telescope-maker |
Born on November 14, 1862 Johann Heinrich von BernstorffGerman politician and ambassador to the United States from 1908 to 1917 |

Hilma af Klint (1862 — 1944)
Pioneer in the early development of abstract art and her innovative use of spiritual and symbolic themes
Hilma af Klint was an important Swedish artist and pioneer of abstract art. She is significant for her pioneering role in the early development of abstract art and her innovative use of spiritual and symbolic themes. Her work predates the famous abstract

Johann Heinrich von Bernstorff (1862 — 1939)
German politician and ambassador to the United States from 1908 to 1917
People featured in this post:

Alvan Graham Clark
American astronomer and telescope-maker
I believe that ignorance is the root of all evil. And that no one knows the truth.
- Molly Ivins