COLORADO — We get plenty of sunny days in Colorado. You probably know that we have longer days in the summer, and shorter days in the winter. But, the path the Sun takes through Colorado's sky is more ...

The path of totality for the upcoming solar eclipse has shifted once more accurate calculations were made by a solar eclipse expert, meaning that some people expecting to observe the astronomical ...

On April 8, a total solar eclipse will be visible in 15 U.S. states that sit along the path of totality. But how does the path of totality work, and where's the best viewing spot? Here's everything ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Sky-gazers across ...

These are answers to common questions about the April 8 eclipse, and we’re offering you a place to pose more of them. By Katrina Miller Follow our live updates on the total solar eclipse. On April 8, ...

NASA has confirmed that comet 3I/ATLAS—only the third interstellar object ever detected—will make a close but safe pass by the Sun and Venus later this year. The rare visitor, discovered by the ATLAS ...