1830 – Born on November 22nd in Plön. German astronomer.
1851 – Started his part-time work as a computer at Berlin Observatory.
1852-1855 – He soon was "discovered" by its director Johann Franz Encke, and became second assistant, first assistant and observer.
1859 – A prize assignment on astronomical refraction developed into his habilitation thesis.
1860 – Bruhns was appointed observer and professor.
1868 – Became the director of the Leipzig observatory.
– He discovered comets and calculated their elements as well as those of minor planets.
1872 – From calculations of the path of the meteorites of November 27th, he connected this shower with Biela’s comet.
1881 – He died from a heart disease at the early age of 51 on July 25th at Leipzig.