beyond the earth

75 Pins
·
1w
Hypatia, Ancient Alexandria’s Great Female Scholar
"The mathematician and philosopher Hypatia of Alexandria was the daughter of the mathematician Theon Alexandricus (ca. 335–405) [the] last librarian of the Library of Alexandria. Around AD 400, she became head of the Platonist school at Alexandria. She taught philosophy and astronomy. The pupils included pagans, Christians, and foreigners. Murdered by a Christian mob after being accused of witchcraft and godlessness and of causing religious turmoil."
Types of Galaxies
There are four distinct types of galaxies in the universe, elliptical, spiral, barred spiral, and irregular. Although these are the four main types, there are various types of galaxies and the way in which they are classified is by their shape.