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 ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

A new, Earth-sized planet has been discovered only 90 light-years away from us. In astronomical terms, that’s right next door. What’s more, it might be capable of supporting life.

Astronomers have discovered an Earth-sized exoplanet orbiting a star with a lifespan 100 times greater than the Sun. Speculoos-3b is 55 light years away – more then 10 times further than the ...

The new planet is almost the same size as Earth and swings around its home star, which is called LP 791-18, about once every three Earth days. Average temperatures there could spike to more than ...

The hunt is on for a second Earth, somewhere out there in the Milky Way galaxy, but a newly discovered world is not quite the thing. It comes in at around 1.9 times the mass of Earth, orbiting its ...

In new research, University of California, Irvine astronomers describe how more than 200 known exoplanets are likely much ...

The planet was the first of a similar size to Earth discovered orbiting in a “Goldilocks zone,” or an area around a star that would not be too hot or too cold for liquid water to exist.

The discovery of Gliese 12 b, a nearby possibly habitable exoplanet, is a thrilling development in the quest to find Earth-like planets and, potentially, extraterrestrial life.

The planet was the first of a similar size to Earth discovered orbiting in a “Goldilocks zone,” or an area around a star that would not be too hot or too cold for liquid water to exist.