Earth" and a massive outer planet, revealing insights into extreme planetary evolution. An international research team, led ...

But into what? Over many millions of years, NASA suspects the young world could mature into either of the most common planets found in our Milky Way galaxy: a "super-Earth" or mini-Neptune.

Earth' 750 light-years away, with 8 Earth masses packed into 1.6x Earth’s size, orbiting its star in just 21 hours.

Using the James Webb Space Telescope (JWST), astronomers have characterized the atmosphere of a hot super-Neptune exoplanet ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

Scientists have discovered two “super-Earth” exoplanets, one of which is in its star’s habitable zone. That means liquid water could exist on its surface. The planet, known as LP 890-9c or ...

Smaller gas giants are less likely to survive in such systems, surrounded by clashing planetary titans. With their lower ...

they found none. Super-Earths are larger than Earth but smaller than massive planets like Neptune. They can be rocky, gaseous ...

When the simulations were tweaked a bit, he found it was possible to add a super-Earth to our system without unleashing total chaos. For example, if the hypothetical planet were made just a bit ...

Planets beyond our Solar System are called exoplanets The first exoplanet was discovered in 1992 ... the planet should not be classified as a super-Earth, but as a mini Neptune instead.

NASA have discovered a planet bigger than Earth accompanied by gas that is 'only produced by life' in what is an incredible ...