history of astronomy

By micomo
  • 310

    Aristarchus of samos

    the sun was the centre of the universe and the planets revoloved around it.The sun and stars moved around it
  • Ptolemy

    The sun, planets and the stars all revolved around the earth. All planets travelled in circles and epicycles
  • muhammad Al-Battani

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.