Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth orbits the sun once ...

The sun's solar weather has caused several atmospheric events since the star entered its maximum phase. See the sun's effect.

A sunspot named AR3901 that keeps flinging out M-class solar flares is about to face toward the Earth, putting us in the ...

Since ancient times, the sun has been known as a giver of light and heat, a source of life. Plants are coaxed from the Earth ...

A 3D map of our cosmic neighborhood has revealed hot and cold regions as well as an "escape tunnel" from our local bubble.

Earth’s orbit around the Sun is not circular, but an ellipse that is slightly elongated with an eccentricity of 0.017. (An eccentricity of 0 is a circle, while the dwarf planet Pluto has a ...

Solar flares are giant explosions that occur in a localized regions of the sun's atmosphere, typically originating from ...

Learn more › After seeing Elon Musk send thousands upon thousands of satellites into low-Earth orbit ... Or even straight into the sun? (You asked. We answered.) Aside from the moral quandaries ...

The Sun has unleashed a powerful solar flare, Nasa has said. The flare, designated X2.3, belongs to the most intense X class of flares. At such a critical moment in US history, we need reporters on ...