Flares of this strength are “generally not common, although not necessarily unusual” when the Sun is at its solar maximum, as ...

NOAA's new Compact Coronagraph, CCOR-1, onboard the GOES-19 satellite, has begun transmitting its first images, revealing ...

After reaching solar maximum in Solar Cycle 25, the Sun continues producing multiple solar flares, with some Earth-directed ...

Geomagnetic storming of this magnitude is common on NOAA’s 5-level scale. However, several sunspot regions on the Sun are ...

An intense X2.3-class flare was released by the sun yesterday, followed by several M-class flares, which caused a series of radio blackouts around the world.

In this instance, with such an intense amount of ultraviolet (UV) radiation that accompanied the flare, a shortwave radio ...

A November 6 solar flare hit X2.3-class in strength, causing Atlantic radio blackouts, with more potentially on the way if further solar flares are released.

The latest Northern Lights forecast means the aurora borealis may be seen in some northern-tier U.S. states on Wednesday, Nov ...

Northern Wisconsin skygazers may have another opportunity to see the northern lights Friday and Saturday night.

If the northern lights do become visible, those in Washington, Idaho, Montana, North Dakota, South Dakota, Minnesota, ...

The Northern Lights may be seen this week in Washington, Idaho, Montana, North Dakota, South Dakota, Minnesota, Wisconsin, Michigan and Maine, says a NOAA forecast.

A small but mighty cluster of sunspots have made their biggest mark yet on Earth's magnetosphere—and on the radio signals that pass below it. After releasing an X2.3-class solar flare on Nov. 6, radio ...