At a Glance Total solar eclipses will no longer be possible in 600 million years, scientists say.This is because the moon is slowly creeping away from the Earth and won't remain the ideal distance to block out the sun. Trips have been planned and special glasses purchased for next Monday's Great American Solar Eclipse. But did you know total solar eclipses haven't always been possible, and generations far into the future will never have that experience either? These days, the...

At a Glance The moon's shadow will travel at a speed of more than 1,000 mph during August's total solar eclipse.The shadow travels at different speeds depending on how far north or south you're located, according to NASA. We're now less than four weeks from a total solar eclipse that will be seen by much of the United States, weatherpermitting. Plans are being finalized as skywatchers get ready for their trips into the path of the eclipse, where they hope...

NASA astronaut Jack Fischer demonstrates how to blow fruit punch bubbles in space. ...

The Bearded Science Guy offers some important safety reminders for eclipse watchers. ...

This image shows Saturn and its rings, as captured by the Cassini spacecraft on Saturday, Aug. 12, 2017. (NASA) The Cassini spacecraft doesn't take weekends, and as a result, space geeks have a new set of Saturn photos that are among the best the explorer has ever captured. The images were captured Saturday and by science writer Shannon Stirone. The pictures show multiple angles of the planet as the spacecraft swerved in and out of Saturn's rings, showing them in...

Did you know more than 12 million people live in the path of totality or that 100 people have gone blind or suffered serious eye damage from watching an eclipse? ...

Check out these places if you want to get a good vantage point for the solar eclipse on Aug. 21. ...

Power companies that rely on solar power will be affected by the Great American Eclipse, but they say they can deal with it. ...

Millions of people will be looking up at the sun for the solar eclipse. But, beware, your parents were right -- looking at it could blind you. ...

At a Glance Astronauts aboard the International Space Station will get three chances to view Monday's total solar eclipse.They'll also get to watch the shadow race across the Earth's surface.Astronauts have been viewing eclipses from Earth's orbit for more than 50 years. Astronauts aboard the International Space Station have one of the most envied jobs inthe world – or above it – and on Monday, they'll yet again witness something special from a unique vantage point. The spacecraft will orbit...

It doesn’t happen very often. So, celebrate the Great American Eclipse with these delightful solar sips. ...

A study of weather patterns narrows down the best single place to watch the eclipse. ...