In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

With a nickname like Big Sky country, it's no surprise Montana is the ultimate destination for this year's celestial events, like a lunar eclipse and meteor showers.

It might not give you all the stars in the night sky, but what it does deliver is clear and often beautiful. Samsung's Galaxy S25 Ultra is not far behind, but it needs a more subtle image ...