Astronomers have discovered that "super-Earth" planets may exist on wider orbits than previously thought — and this implies these rocky, or "terrestrial," worlds are far more common than was suspected ...

They found that volcanic gases lacked significant steam, indicating the planet's interior ... 1453 c is twice Earth’s size and may have a... Astronomers have revealed new evidence that there ...

Neptune, TOI-270 d provides a critical opportunity to understand atmospheric composition and planetary evolution in a ...

The planet is "crumbling to pieces," shedding the equivalent of Mount Everest’s mass every 30.5-hour orbit and will be ...

For years, astronomers have toyed with the idea that the Sun hides an extra planet so distant and dim that even the best ...

The discovery of this new, farther-out super Earth is even more significant ... than Earth all the way to the size of Jupiter and beyond shows us that planets, and especially super-Earths, in ...

Have we discovered the first ... What has them excited is the planet K2-18b. We only know it exists by the shadow it casts when it passes between its star and the Earth. But that shadow, like ...

If confirmed, this discovery could reshape ... is home to Pluto and other dwarf planets. Astronomers believe that Planet Nine could be 5-7 times the size of Earth and situated more than 200 ...

With the discovery ... Orbital dynamics of Earth-Moon interactions Kareta compared it to forensic science by saying: "It's like discovering a crime scene has a completely new type of evidence ...

Astronomers have discovered ... of the larger planet population. "This gives more room for the unexpected," Yee said. "This measurement of the super-Earth population provides a new piece of ...