Add Yahoo as a preferred source to see more of our stories on Google. The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather ...

During a close approach to the Sun, the European Space Agency’s Solar Orbiter watched that tipping point unfold in unusually ...

NASA explains how a 'ring of fire' annular solar eclipse occurs and how it differs from a total solar eclipse. WARNING: ...

Watch this one-week time-lapse of the coronal hole in the Sun's atmosphere from NASA's Solar Dynamics Observatory. Amazing ...

NASA researchers show that artificial intelligence can anticipate solar flare buildups by tracking subtle changes across the ...

NASA’s Parker Solar Probe is making its second of three planned close passes through the sun’s outer atmosphere. The spacecraft will reach speeds of 430,000 mph, making it the fastest human-made ...

In the span of two days last week, the sun released two strong solar flares — meaning the solar system experienced its most powerful explosions which can cause some communications blackouts on Earth, ...

Scientists watched a solar flare grow from tiny magnetic sparks into a violent plasma-raining avalanche on the Sun.

MAVEN was built to last in orbit until 2030 — that's not looking likely anymore.

Ascent Solar Technologies announced its collaboration with NASA's Marshall Space Flight Center and Glenn Research Center to enhance capabilities for receiving beamed power using its CIGS photovoltaic ...