As mentioned, most star trail images are made by combining multiple 30-second exposures. This results in hundreds of images ...

A partial solar eclipse on March 29 will be visible from parts of North America. Here's how to safely view the cosmic event, even if you can't be there in person.

Saturday’s eclipse will be visible in the Northern Hemisphere in a region that includes both sides of the Atlantic Ocean. Unlike a total eclipse, it affects the sun in a broad region and has less of a ...