Cloud cover? Cannot travel? Don’t fear! Watch the total solar eclipse online! Read more
On August 21, 2017, a continent-spanning wave of instruments from home-made pinhole cameras to the most sophisticated telescopes in operation today... Read more
Two points along the shadow’s path are of particular interest to eclipse viewers seeking the longest-lasting totality: the point of greatest eclipse and the point of greatest duration. But neither is... Read more
Using seven spacecraft, along with computer models, scientists have pieced together the journey of a coronal mass ejection from the Sun outward to Mars, Comet 67P, Jupiter and even the New Horizons... Read more
Cassini is in the process of executing 22 daring ‘Grand Finale’ dives in the 1,200-mile gap between Saturn and its innermost ring, concluding with an... Read more
NASA will provide the public an unprecedented front row seat of the Aug. 21 total solar eclipse via a live television broadcast, images and streaming video. ... Read more
UWBRAD instrument installed in the DC-3T aircraft. The cylinder in the foreground is the deployable “periscope” antenna, and the instrument... Read more
A new experiment set for an Aug. 14 launch to the International Space Station will provide an unprecedented look at a rain of particles from deep... Read more
On Sept. 30, 2014, multiple NASA observatories watched a failed solar eruption. Because scientists had so many eyes on the event, they were able to explain how the Sun's magnetic landscape shredded... Read more