Ptolemy would have made his observations in Egypt probably Alexandria around AD120 up to his death in AD168.
in a lab
Im thinkin that it was made when he decided to look up at the sky one night and decided he would make an astronomical observation. idk just that's how i would make an oservation of the sky. [Rosco P. Coltrain]
he studied at barnes and noble
The Babylonians did the first recorded astronomical observations and for this they also invented the idea of angles and then decided to divide a circle into 360 degrees.
OH NAH! Telescopes weren't invented back in his time
By being gay.
No, Ptolemy did.
Galileo was the first person to use a telescope for technological uses.
It focuses visible light.
Galileo Galilei used to perform a lot of astronomical observations using the telescope he invented.
There are two major astronomical observations of Galileo that supported a heliocentric cosmology. Galileo observed that Jupiter had moons orbiting it and that Venus had phases like the Moon.
Ptolemy claimed everything must go around the Earth, but the moons of Jupiter obviously are not going around the Earth.
Yes, there are telescopes aboard many satellites that perform astronomical observations.
The writings of Ptolemy and Archimedes make it clear that not all ancient thinkers agreed with Aristotle. Ptolemy was a Greco-Egyptian writer of Alexandria.