Nearby red dwarfs are turning into rich laboratories for studying small rocky worlds. One such star now stands out as a system with four or more planets, including at least one in the habitable zone ...

People always want to know what will happen to Earth when the sun eventually swells up as a red giant. For one thing, the expanding sun will turn the inner planets into cinders. It will almost ...

The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

What can planets orbiting red dwarf stars teach scientists about planetary formation and evolution? This is what a recently submitted study hopes to address as an international team of researchers ...

Using publicly available data from NASA’s Kepler space telescope, astronomers at the Harvard-Smithsonian Center for Astrophysics (CfA) have found that six percent of red dwarf stars have habitable, ...

Astronomers have discovered three Earth-sized planets orbiting a small red sun, just 40 light-years away. Researchers say all three worlds are potentially habitable and could represent the best ...

Scott Wolk's research, presented at the 245th American Astronomical Society meeting, focused on the X-ray emissions of Wolf 359, a red dwarf star approximately 8 light-years from Earth, to assess the ...

The discovery of an Earth-like planet 4,000 light years away in the Milky Way galaxy provides a preview of one possible fate for our planet billions of years in the future, when the sun has turned ...

For all the talk about life across the cosmos, Earth remains the only confirmed example. That single data point makes your place in the universe feel both ordinary and strange. Two facts sharpen the ...