Lost notes reveal Galileo closely studied the ancient Greek astronomer Ptolemy, offering fresh insight into his early ...

Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Shutterstock. Long before anyone could download a stargazing app or buy a telescope from a department store, ancient ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Fragments of one of the first-ever star catalogues—created ...

The star catalog was made by ancient Greek astronomer Hipparchus around 162 and 127 BCE, 1,400 years before the telescope. By Laura Baisas Published Oct 20, 2022 1:00 PM EDT Get the Popular Science ...