Although astronomers have found thousands of exoplanets, the number of confirmed exomoons—and exorings—is still zero. But ...

If you examine our solar system’s giant planets, you’ll notice right away that they’ve all got moons—a lot of moons. While ...

A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic ...

Grillmair persevered, however, and soon made the “monumental” discovery of detecting signs of water on another planet, IPAC ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

How any Earth-sized exoplanets exist, and how do we find them? This is what a recent study published in The Astrophysical Journal Letters hopes to address | Space ...

Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have identified a newly discovered exoplanet that may orbit within the outer edge of its star's habitable zone, ...

To date, over 5000 exoplanets have been discovered using telescopes on the ground and in space. Credit: NASA/JPL-Caltech ...

Detection of hydrogen sulfide in four HR 8799 gas giants provides evidence of solid accretion, clarifying how massive exoplanets form and distinguishing them from brown dwarfs ...

Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to ...

A group of astronomers has found a solar system 116 light-years from Earth that seems to challenge current theories about how ...

Planetary systems such as our solar system take hundreds of millions of years to evolve. Since humanity has only existed for a sliver of that time, astronomers have only observed planetary systems at ...