The copy of "Harmonia Macrocosmica" dates back to the 17th century and includes ancient theories of the universe ...

On Saturday, Nov. 16, in Flagstaff, Arizona, the astronomy world changed a bit. Lowell Observatory has long been a beacon of history in the cosmic universe. Here, Boston Brahmin Percival Lowell ...

The best telescopes for various purposes and budgets — from beginner to smart telescopes and everything in between - and you can stargaze for less with some stellar Black Friday telescope deals ...