A NASA mission is underway to map the heliosphere, which is a huge protective bubble around the solar system that was created by the sun.

The sun is experiencing a violent solar storm, releasing one of the strongest solar flares seen in the past 30 years ...

NASA captured powerful solar flares from Sun's active Region 4366, raising the possibility of auroras and brief radio disruptions on Earth.

Space scientists have announced that the Sun has fired four massive solar flares. The outbursts were captured by NASA’s Solar ...

The Sun has unleashed a quartet of strong solar flares, which could herald a wild week of space weather. It all kicked off at ...

The Sun has released four powerful X-class solar flares in just two days, alarming scientists worldwide. Experts warn these ...

The sun has become increasingly active since 2008, a new NASA study shows. Solar activity is known to fluctuate in cycles of 11 years, but there are longer-term variations that can last decades. Case ...

A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.

The Sun unleashed powerful X-class solar flares from sunspot region AR 4366, tracked by NASA and the Solar Dynamics ...

The sun’s activity is escalating far beyond scientist’s predictions, Nasa has warned, resulting in more solar storms, flares and space weather events. Solar activity typically follows an 11-year cycle ...

From the 1980s thru 2008, scientists observed that nuclear activity inside the Sun was continuously trending downward, and it was expected that this would continue. However, a new study by the ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather and technology on Earth, NASA announced this week. A new research, ...