Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

The exoplanet – a planet outside our solar system – has a mass six times greater than that of Earth, and orbits in the “habitable zone” of a nearby star similar to our sun ...

The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power ...

President Donald Trump recently announced that the United States would work to land astronauts on Mars, preferably within the ...

Yellowstone's magma system shows new activity, with the northeast sector possibly hosting future volcanic activity.

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

Earth has a lot going on under the surface - even in what may have once seemed to be its most unassuming layer.