The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

The sun’s activity is escalating far beyond scientist’s predictions, Nasa has warned, resulting in more solar storms, flares ...

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 ...

Our sun has unexpectedly begun to ramp up its activity, which could lead to more severe solar storms that cause blackouts and ...

A new NASA study suggests that solar activity will remain high or rise further in the coming decades, contradicting previous assumptions that the sun was quieting down — and scientists "don't ...

After solar activity spent several decades on the decrease, the number of sunspots, flares and coronal mass ejections is once ...

The Carruthers Geocorona Observatory is the first mission focused on studying changes in the exosphere, the Earth’s outermost ...

NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

A giant S-shape structure, around 10 times wider than Earth, recently appeared in the center of the sun, moments before our ...

On September 21-22, a partial solar eclipse will be visible across parts of the southern hemisphere, briefly dimming skies ...

I/ATLAS is a fast, ancient interstellar object. Its odd features fuel both scientific study and speculation. On July 1, astronomers detected a strange, fast-moving object racing toward the Sun. Named ...

Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named ...