2017 Total Solar Eclipse: A Guide to Totality on August 21, 2017

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Emmanuele Sordini / Online Photo Gallery

The Moon's umbral shadow will cross the continental United States on August 21, 2017, creating a coast-to-coast total solar eclipse visible to millions. This is one celestial event that people will be talking about for years to come.

We've assembled the resources here to help you prepare for this grand celestial spectacle. From how to watch to where to stay, you'll find what you need to make the most of this total solar eclipse.

 

How to View the 2017 Eclipse

Viewing a solar eclipse with eclipse glasses

Johnny Horne

Four Things to Know About the 2017 Solar Eclipse
Find out the basic when, where, and why of the next total solar eclipse.

How to Look At The Sun Safely
This observing guide to solar eclipses — partial and total alike — covers direct-viewing with solar-viewing filters, projected view, or viewing through a filter-equipped telescope.

How to Watch a Partial Solar Eclipse Safely
Can't make it to totality? All locations in the continental U.S. will see a deep partial solar eclipse — but don't gaze directly at the Sun during the partial phases. Here's what you can do instead to see the spectacle.

Hows and Whys of Solar Eclipses
Take 10 minutes with this article and understand why and how we see eclipses.


(See Spanish versions of the videos.)

 

Planning for the 2017 Total Solar Eclipse

Top 10 Places to View the Total Solar Eclipse
The top ten places to view the eclipse from a meteorologist's point of view.

NASA's Interactive Map of the 2017 Eclipse

Xavier Jubier's Interactive Google Map of the 2017 Eclipse

Bill Kramer's Local Circumstances Calculator

Weather for America's Eclipse by Jay Anderson and Jennifer West

Eclipse Bulletin: Total Solar Eclipse of August 21, 2017
This ultimate eclipse guide is indispensable for planning for the eclipse — find detailed maps all along totality, detailed observing guides, tips for astrophotographers, and much more!

Weather permitting, everyone in North America gets to see at least a partial solar eclipse on August 21, 2017. Eclipse magnitude is the fraction of the Sun’s diameter covered by the Moon.
Michael Zeiler/greatamericaneclipse.com

 

Photographing the Eclipse

Pictures of Solar Eclipses
S&T's readers often travel great distances to stand in the Moon's shadow and record the otherworldly spectacle taking place in the sky above them. Browse through their amazing images — then capture some of your own on August 21, 2017.

Rethinking Solar Eclipse Photography
When limited time and a powerful on-shore wind scrapped the author’s eclipse photography plans, he simply propped his telescope on a rock wall and hit the shutter button — with stunning results.

Improving Your Eclipse Photography
If you want the best results from your eclipse photos, you'll need to do some processing. Equipment Editor Sean Walker walks us through processing photos from the 2010 Easter Island eclipse.

Experiencing the Total Solar Eclipse
Advice for first-time eclipse-watchers: if this is your first experience of totality, you may want to put the camera away and just experience the celestial spectacle.

Online Eclipse Photography Tutorials
Learn from Fred Espenak — Mr. Eclipse himself — the tips and tricks you'll need to take the best photos on August 21st.

 

Find Eclipse-Day Events and Places to Stay

Total solar eclipse in 2010

Sky & Telescope / Dennis Di Cicco

There are tons of eclipse-focused events in national parks, observatories, and amateur astronomers' backyards across the nation! Be sure to check all the event calendars listed below, as many events are not cross-listed across all of the calendars.

If you're looking for a place to stay, browse our listings and RV guide for campsites and rentals near the path of totality.

Sky & Telescope's Event Calendar

Night Sky Network's Event Calendar

American Astronomical Society's Events & Activities Map

2017 Solar Eclipse Venues & Real Estate Eclipse Rentals
Do you want to travel closer to totality? Browse the listings of campsites and rooms for rent, available on S&T's MarketPlace

RV Guide to the 2017 Total Solar Eclipse
Hotels are filling up, so RVing your way to totality might be your best bet. We've provided a guide to some of the best RV parks and campgrounds along the eclipse path.

Scrollable Map of Total Solar Eclipse Events
Easily scroll and zoom in on this map of events happening across the US for the eclipse.

 

Education and Public Outreach

Sun funnel

Make a Sun funnel with instructions from NASA.

How to Make a Sun Funnel
Download a PDF with instructions on making a Sun funnel to share solar views with a large crowd.

STAR Library Network: Eclipse Resources
Find out how to get free eclipse glasses to share with the public, plus find answers to frequently asked questions, watch videos, and get instructions on making a pinhole camera.

An Observer's Guide to Viewing the Eclipse
An 8-page PDF insert aimed toward science teachers.

Resources from the Astronomical Society of the Pacific
Includes links to Astronomy Beat articles on the eclipse and eclipse-chasing, as well as Universe in the Classroom articles on teaching how and why eclipses happen.

Eclipse Glasses Discounts for Large Groups
This link offers discounts off of eclipse glasses for teachers and others planning large-group outreach activities.

How to Build on the Solar Eclipse Experience
Eclipse-related outreach activities will abound this August, but how do we best capitalize on this rare celestial event after it happens?

A Solar Eclipse Activity for a Sunny Day
A fun activity to do with kids (or without) on a sunny day this summer to learn more about how eclipses work.

Educators Plan for America’s 2017 Solar Eclipse
Science educators gathered to determine how they can make the most use out of the 2017 eclipse. Find out more about the community's efforts.

 

Total Solar Eclipse Projects

2017 eclipse path across U.S.

In 2017, for the first time since 1918, a total solar eclipse (visible from within the dark gray line) will sweep completely across the United States. Click the image for a larger version.

Tips for Imaging a Solar Eclipse
Find seven simple tips for capturing a solar eclipse — plus learn how to shoot a wide-angle eclipse sequence.

Citizen Science for the Great American Solar Eclipse
Solar scientists hope an armada of amateur astrophotographers can record the inner corona’s evolution throughout the 2017 total solar eclipse.

"Observe" August's Eclipse with Your AM Radio
When the Moon's shadow glides across the U.S. on August 21st, you'll have have a chance to hear the eclipse as it happens.

My Do-It-Yourself Relativity Test
Amateur astronomers can, with some effort, prove that Einstein really was right — try it yourself during the 2017 eclipse.

 

Further Resources

For even more eclipse-related resources, visit our 2017 Eclipse Resources page, the Astronomical Society of the Pacific's Resource Guide, American Astronomical Society's Eclipse Portal, or the official NASA website.