That may be about to change: NASA is preparing a brand new mission that will travel 1 million miles away from Earth in order to map the boundaries of the heliosphere, offering clues to scientists ...

With advance warning, however, steps can be taken to reduce the risks. If an electrical grid is running near capacity, for ...

This giant protective bubble, created by the Sun's solar wind, extends far beyond the orbit of Neptune and shields life in our solar system from harmful cosmic radiation and high-energy particles.

Material collected from an asteroid via spacecraft closely matches the heavier elements of the sun, providing scientists with ...

A new study has surprised NASA scientists, who fear the sun is ramping up and could impact our planet over the next year.