It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

2017 Solar Eclipse Government Information: NSF

Facts and useful information about the August 21 total solar eclipse from NASA and other government agencies.

NSF

Read about the Great American Solar Eclipse at the National Science Foundation.

What kinds of research opportunities does this solar eclipse offer scientists?

National Solar Observatory

Learn about solar coronas.

Solar Viewing Safety

Are your eclipse glasses or solar viewers safe?

How to tell.