Add Yahoo as a preferred source to see more of our stories on Google. Artist's concept of exoplanet 55 Cancri e, also called Janssen, a so called super-Earth in this illustration released by NASA By ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of magnetic fields surrounding Mercury the closest planet to the sun. | Credit: ...

Mercury – named after the Roman god Mercury, the messenger to the gods – is the smallest and closest to the Sun of the eight planets in the Solar System, with an orbital period of about 88 Earth days.

WASHINGTON (Reuters) - Astronomers have searched for years for rocky planets beyond our solar system with an atmosphere - a trait considered essential for any possibility of harboring life. Well, they ...

"It's really exciting to start seeing the link between the planet's surface and the plasma environment." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...