The far side of the Sun has unleashed a spectacular eruption, hidden from Earth’s view but revealed through cutting-edge ...

NOAA's CCOR-1 coronagraph captured the blast that showed the sun's raw power in action.

New research conducted by an international team of physicians has found that high-energy gamma rays might offer the key to ...

A new giant sunspot, active region 4246, is now visible from Earth. Scientists believe another, even larger region is emerging. This solar activity could cause minor geomagnetic storms and disrupt ...

Sunspot activity increases on November 1, 2025, as new regions emerge on the Sun. Solar flares, coronal mass ejections, and geomagnetic conditions are monitored by NASA/SDO and EarthSky.

Manhattan-sized comet 3I/ATLAS — which scientists suspect could have extraterrestrial origins — will reach its closest ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

Scientists have finally observed long-sought twisting magnetic waves, known as torsional Alfvén waves, in the Sun’s ...

Researchers have achieved a breakthrough in solar physics by providing the first direct evidence of small-scale torsional ...

NASA’s Solar Dynamics Observatory photographed a face-like pattern on the Sun, creating a perfectly timed Halloween image.

Harvard astronomer Avi Loeb has argued at length that 3I/ATLAS — the third-ever interstellar object ever detected, currently ...

As the third confirmed interstellar object to pass through our solar system, 3I/ATLAS is prime for new discoveries. It was ...