As sunspots emerge on the sun's surface close to its equator, their orientations will match the old magnetic field, while ...

The European Space Agency shows how the sun’s activity has ramped up as it careened toward "solar maximum." Data sonification brings solar flares to life through audio.

The bright object near the center of the image is Mercury, and the dark spots are a result of background ... of particles emitted by the sun — escapes into space. But for its 22nd encounter ...

NASA’s Parker Solar Probe made its closest approach to the sun early Tuesday, getting within just 4% of the Earth-sun ...

The only way to measure the sun's past activity is to look for evidence of spiking flares in preserved tree trunks and ancient glacial ice. However, these sources haven't allowed researchers to get a ...

The sun's most active phase ... These structures can snap and fling plasma out into space in the form of CMEs. On Oct. 10-11, another wave of widespread auroras swept across large parts of ...

The astrophysicist, whose research revolutionized humanity’s understanding of the sun and interplanetary space, died at age 94 in March 2022. But he was still able to witness how the spacecraft ...