7th March 1625 death of Johann Bayer
Orion in Uranometria
The German lawyer who was also a celestial cartographer whose most famous work was the Uranometria which was first published in 1603. It was the first atlas to cover the entire sky and was based on the earlier work undertaken by Tycho.
On This Day (2)
7th March 1792 birth of John Herschel
The son of the famous William Herschel, John Herschel was not only an astronomer but was an accomplished mathematician, chemist, photographer and botanist. His astronomical career included cataloging the southern sky from South Africa, he also named 7 of the moons of Saturn and 4 moons of Uranus.