According to the paper laying out the research behind the discovery, "TOI-1846b is a super-Earth-sized planet, with a radius ...

That's great for hydropower, recreation, and ensuring there's enough water for basic human needs—but how those dams affect ...

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

When large masses of water are moved from one place to another, this changes the shape of Earth and leads to a phenomenon ...

Rogue planets that range from Mars mass to Earth mass will be future targets for the Roman telescope. As they cross in front of a star and bend spacetime (therefore bending the star’s light ...

An international team of astronomers has discovered the first Earth-mass planet that transits, or crosses in front of, its host star. KOI-314c is the lightest planet to have both its mass and ...

A prehistoric carbon spike turned oceans deadly and wiped out marine life. Scientists say today’s CO₂ rise could cause the ...

A study of fossils from the Permian-Triassic extinction event 252 million years ago shows that forests in many parts of the ...

Finding an Earth-like exoplanet would dramatically increase our chances of finding life as we know it there, and could finally prove that we’re not all alone in this big, cold universe.

KOI-314c, shown in this artist’s conception, is the lightest planet to have both its mass and physical size measured. Surprisingly, although the planet weighs the same as Earth, it is 60 percent ...