The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

NASA has uncovered a new ‘Super Earth’ planet just 154-lightyears away that has been flashing a mysterious signal. The planet ...

Planet Nine is out there, and astronomers are determined to find it, according to a new statement from NASA. In fact, mounting evidence suggests it's hard to imagine our solar system without the ...

It is a possible "Planet Nine" -- a world perhaps 10 times the mass of Earth and 20 times farther from the sun than Neptune. ... The super-Earth that came home for dinner Date: October 4, 2017 ...

“At five Earth masses, Planet Nine is likely to be very reminiscent of a typical extrasolar super-Earth,” he said in a statement. “It is the solar system’s missing link of planet formation.

Planet Nine is a long-theorized super-Earth at the edge of the solar system. New research suggests it's not a planet but a gigantic disk of small bodies.

Two Earth-like planets have been identified, including one which may hold the conditions necessary for life to flourish. The two exoplanets, LP 890-9b and LP 890-9c, were detected 100 light-years ...

Planet 9, according to a new paper published online Feb. 10 in the journal Physics Reports, is probably five to 10 times the mass of Earth.And it probably travels along an elongated orbit that ...

This signal could mean that a third planet, smaller and nearer to the host star, is transiting Kepler-9 every 1.6 days. The third planet would be about 1.5 times the mass of Earth and made of ...

One of the proposed hypotheses was a super-Earth-type planet roughly 10 times the mass of Earth and in an extreme orbit with a semi-major axis of 400-800 AU.

More and more evidence is pointing to the possibility of a ninth planet lingering in our solar system. Explore» RELATED: The magical Orionid meteor shower is back — When, where and how to see ...

However, no such planet has yet been discovered in our solar system, meaning that Planet Nine could be our missing "super Earth," the researchers said. Editor's Note: ...