More than 110 U.S. Postal Service offices are offering special postmarks for Monday's total solar eclipse.
NASA launched the last of its longtime tracking and communication satellites on Friday, a vital link to astronauts in orbit as well as the Hubble Space Telescope.
This striking Jovian vista was created by citizen scientists Gerald Eichstädt and Seán Doran using data from the JunoCam imager on NASA's Juno spacecraft.
Astrophysicists are joining sightseers in watching Monday's total solar eclipse across North America but, in the decade to come, they will be viewing eclipses that last for hours instead of a few minutes – thanks to a pioneering ...
Asteroid Florence, a large near-Earth asteroid, will pass safely by Earth on Sept. 1, 2017, at a distance of about 4.4 million miles, (7.0 million kilometers, or about 18 Earth-Moon distances). Florence is among the largest ...
While Monday's total solar eclipse in the U.S. will be a once-in-a-lifetime sky show for millions, there's a small group of people who have experienced it all before and they can't get enough of it.
On Monday, August 21, for the first time in 99 years, a total solar eclipse will march across the entire United States.
A dragon eating the Sun. Make that a giant toad. A demon. No, a vampire!
The first total solar eclipse to sweep North America in nearly a century will march across the continent August 21, casting a shadow over millions of people from coast to coast.
Its jagged, soaring peaks rise high over northwest Wyoming, but Grand Teton National Park is always in the shadow of its world-renowned neighbor, Yellowstone National Park.