The search for extraterrestrial life is one of the most exciting frontiers of modern science. Thanks to recent discoveries of exoplanets like Gliese 581 g, Kepler-22 b, Kepler-186 f, and Kepler ...

About 80,000 years ago a small red dwarf called Scholz’s star passed the sun at a distance of just 0.85 light-year. Looking ahead, about 1.3 million years hence, the star Gliese 710 will give us ...

Learn about this powerful star that provides the energy necessary to sustain life on Earth. We'll also look at the Sun's structure, its role in space weather, and the essential forces it generates ...

The sun is the star at the center of our solar system. It's the largest, brightest and most massive object in the solar system, and it provides the light and heat that life on Earth depends on.