-
When he was born
-
When he published the book called Almagaest, this book is full of Ptolemy's observations, theory's, and other space things.
-
Ptolemy made the model better to fit the way the universe works (at the time) and people started believing in it again.
-
The title is self explanitory
-
When he died
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.