Artist impression of one type of Delta Scuti pulsation, that is driven by waves (blue arrows) traveling between the star's ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have discovered a new ocean world outside the solar system that orbits extremely close to its parent star. This means ...

Exoplanets are planets that orbit stars other than the sun and thus exist outside the solar system. The word "exoplanet" derives from the term "extrasolar planet," which hints at its existence beyond ...

Planets beyond our solar system can have magnetic fields similar to those closer to home, astronomers said Tuesday after observing extreme winds on scorching worlds known as "hot Jupiters." The ...

KELT-9b is a giant exoplanet hotter than some stars, reaching 7,800 degrees Fahrenheit on its surface. Yet, it somehow has an atmosphere. But a new study using data from NASA's Spitzer Space Telescope ...

What can an exoplanet’s magnetic field teach astronomers about an exoplanet’s atmosphere? This is what a recent study published in Nature Astronomy hopes to address as an international team of ...

New research led by a scientist at IPAC—a science and data center for astrophysics and planetary science at Caltech—studying the hot Jupiter CoRoT-2 b has settled on one of the three leading ...