The exoplanet – a planet outside our solar system – has a mass six times greater than that of Earth, and orbits in the ...

An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

HD 20794 D follows an elliptical orbit more elongated than any of the planets in our solar system. This means it moves from the outer edge of the habitable zone to the inner region during its 647 ...

Our Solar System is a carefully balanced celestial dance held together by a virtually perfect balance of gravity and inertia.

Scientists found an intriguing world in our galaxy.

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Astronomers have found some pretty wild exoplanets. Some are balls of lava the temperature of hell, one is partially made of ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

But according to an international team of researchers, including some from the University of Geneva, in a study published ...