On Aug. 21, 2017, a total solar eclipse will darken the skies from Oregon to South Carolina. Here's what you need to know about this rare celestial show.
Experience 2017's total solar eclipse virtually: Come Aug. 21, people outside the eclipse path, under cloudy skies or hoping to stay indoors have plenty of options to watch the celestial event live.
A new Western-themed movie short will take place live during the total solar eclipse on Aug. 21, giving a whole new meaning to "riding into the sunset."
On Monday (Aug. 14), NASA's Cassini spacecraft made the first of five passes through Saturn's upper atmosphere, kicking off the last phase of the mission's "Grand Finale." The probe will end its life with a plunge into Saturn's atmosphere on Sept. 15.
NASA will hold a press conference Thursday at 9 a.m. EDT (1300 GMT) to preview the planned Friday, Aug. 18, launch of the new Tracking and Data Relay Satellite TDRS-M. Liftoff is set for Friday at 8:03 a.m. EDT (1203 GMT).
Don Pettit has never looked up to see a total eclipse. Twice though, he's looked down. As an International Space Station crew member, Pettit is one of the few astronauts to not only view a total solar eclipse from space but see the moon's shadow on Earth.
In the 1690s, astronomer Edmund Halley had a problem.
Rare "jellyfish" galaxies may reveal how the largest black holes feed.
It is an interesting phenomenon that an eclipse, whether of the sun or the moon, will repeat itself or return in a later year.
As a solar eclipse researcher, Alphonse Sterling knows the challenges of his work all too well: Even just one cloud can ruin crucial solar readings, and his next opportunity to witness the fleeting event may be years — and thousands of miles — away.
Most "eclipses" don't involve the sun and the moon at all.
Remember the Great American Solar Eclipse with these t-shirts featuring cities along the path of totality, from Oregon to South Carolina.
Whether you're looking for a new pair of eclipse glasses or you've already purchased some form of eye protection, here's what you need to know to avoid burning your eyes during the solar eclipse.
The five teams left in a $30 million race to the moon now have a bit more time to accomplish their missions — and the chance to win some additional money along the way.
NASA astronaut Peggy Whitson floats in front of the Cupola window at the International Space Station. The cupola is the largest window ever launched into space and provides a clear view of Earth and incoming cargo shipments.
The Dragon cargo ship is filled with more than 6,400 lbs. (2,900 kilograms) of food, supplies and science experiments for the space station's Expedition 52 crew.
With NASA's sample-caching 2020 Mars rover mission just around the corner, the best strategy for hauling Red Planet rock and dirt to Earth is a now a topic of considerable discussion and debate.
The six Apollo moon landing sites are cultural treasures that should be formally protected, a nonprofit group says.
NASA chose six astrophysics Explorers Program proposals for further study on Aug. 9. The proposed missions have science goals all over the universe, ranging from exoplanets to galaxies.
A solar eclipse makes a striking impression on the sky for those in its path — but how and when does it happen?