The sun’s outer atmosphere resembles a pufferfish. That’s what scientists have gleaned from the first verified maps of the shifting boundary between the sun and the rest of the solar system. “The ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustration of the solar system showing the orbits of the planets around the sun. From an early age, we are taught to ...

Add Yahoo as a preferred source to see more of our stories on Google. What type of star it is: A yellow dwarf star The sun is the star at the center of our solar system. It's the largest, brightest ...

The intensity of the Sun’s activity ebbs and flows across years, but also across decades—a behavior that scientists haven’t quite figured out yet. At the turn of the 21 st century, astrophysicists ...

Ancient grains inside one of the oldest known meteorites reveal that a surprisingly strong magnetic field existed during the solar system’s first 200,000 years. The discovery suggests magnetism worked ...

The interstellar object dubbed 3I/ATLAS has been fascinating astronomers since its discovery in early July. The object, generally believed to be a comet, is screaming through the solar system at ...

Stars are thought to form within enormous filaments of molecular gas. Regions where one or more of these filaments meet, known as hubs, are where massive stars form. These massive stars, located ...

"In the inner corona, a region very difficult to observe, we saw slow solar wind gusts moving three to four times faster than expected." An X1.4 solar flare triggered radio blackouts and launched a ...

The highly anticipated solar eclipse on Monday, April 8, might offer some extra fireworks. It’s all thanks to a series of massive explosions that one solar physicist says could be visible during the ...

Iron meteorites show the first bodies of the early solar system were 83% to 92% dry rock, with water arriving millions of ...