While the the sun might appear like a still disk in the sky, our star is actually a dynamic object that goes through cycles of activity. But what exactly are solar cycles and what are they ...

The sun is ramping up for Solar Cycle 25's solar maximum at a faster rate than previously expected, which could have knock-on effects on future space missions, experts say. At solar maximum, the sun ...

The sun can't make up its mind. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sun offers plenty of brainteasers: Right now, for instance, ...

ST. PETERSBURG, Fla. — A group of scientists led by prominent astrophysicist Scott McIntosh at the National Center for Atmospheric Research (NCAR), widely respected as a leading institution in the ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sun is officially nine months into a new solar weather cycle, scientists have confirmed, and ...

Nasa's New Horizons space probe has been travelling to Pluto since 2005, and began its first close approach of Pluto last July. The probe has sent back images showing icy mountain ranges, blocks of ...