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 ...

Why did a $72 million mission to study water on the moon fail so soon after launch? A new NASA report has the answer.

NASA's Solar Dynamics Observatory captured a partial solar eclipse. See its view in multiple wavelengths. Credit: Space.com | ...

NASA invites the public to join the Space Umbrella project, analyzing MMS data to study magnetic reconnection and solar wind ...

A team of scientists from around the world has created the first system that can predict when and where extremely powerful ...

NASA captured an image of an intense solar flare released by the sun on Tuesday evening. The solar flare peaked at 5:49 p.m. EDT on Tuesday, NASA's Solar Dynamics Observatory said. It was an X-class ...

There is a constant outward flow of charged particles from the Sun. This flow, known as the solar wind, moves across space and reaches Earth every day.

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, ...

NASA has always made it a point to encourage us citizen scientists to lend them a hand. Right now, they could really use your help protecting Earth against waves of punishing, disruptive solar winds.

NASA’s ESCAPADE mission studies how solar wind removed Mars’ atmosphere, using twin spacecraft to measure atmospheric escape, magnetosphere changes, and space weather impacts.