For decades, scientists have tried in vain to accurately predict solar flares—intense bursts of light on the sun that can ...

"Some of the extreme ultraviolet light above active regions flickers erratically for a few hours before a solar flare," ...

The Parker Solar Probe flew within 3.8 million miles of the Sun's surface, the closest any spacecraft has ever gone.

Pandora, NASA’s newest exoplanet mission, is one step closer to launch with the completion of the spacecraft bus, which provides the structure, power, and other systems that will enable the mission to ...

"The question 'Are we alone?' is one of the most significant questions, not just in the history of science, but in the ...

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

Nick Hague and Suni Williams spent six hours working on NICER, AMS and other equipment outside the International Space ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again ...

Astronomers have made new discoveries about young star formation in the Large Magellanic Cloud (LMC), using the James Webb ...