In a few billion years, our Sun will become so violently hot that it could wipe out all life in the Milky Way. Yet, paradoxically, the same star that could destroy life may also help make distant ...

The Sun is mostly hydrogen and helium. Its core temperature is 27 million degrees Fahrenheit. The Sun is about 4.6 billion years old. It's a G-type main-sequence star. Key takeaways sponsored by The ...

NASA's Parker Solar Probe has found news clues in the longstanding mystery of why the sun's outer atmosphere, or corona, is so much hotter than our star's surface. When you purchase through links on ...

The Sun, a G2V main-sequence star approximately 4.6 billion years old, is currently undergoing hydrogen fusion. Stellar evolution, primarily determined by a star's mass, dictates that the Sun will ...

Aurora records in royal chronicles from Korea show that during the 'Maunder Minimum' between 1645 and 1715, the sun's solar cycles became several years shorter than they are today. When you purchase ...