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

Longtime readers will recognize the name Dean Regas, astronomy contributor to The Enquirer and former cohost of the PBS series "Star Gazers," but they may not know that Regas is also the author of ...

A new book published by the National Radio Astronomy Observatory (NRAO) tells the story of the founding and early years of the Observatory at Green Bank, West Virginia. “But it was Fun: the first ...