— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...

Thanks to the Kepler Space Telescope, NASA has announced the discovery of the first near-Earth size planet in the so-called habitable zone around another star 1,400 light-years from Earth, in the ...

A rocky planet in the Milky Way galaxy may have an atmosphere, raising the possibility that life could exist on its surface, according to experts. TRAPPIST-1e, a planet belonging to a collection of ...

NASA scientists say the Kepler space telescope may have discovered the most “Earth-like” planet yet. Circling a star about 500 light-years away, planet Kepler 186-F may be the right temperature to ...

The future of the planet may not be the most comfortable of subjects to think about — from the threat of climate change to worry about world wars — but for astronomers, it's something to consider when ...

What might be the first known "Earth-like" planet orbiting a star like our own sun has been reported by European astronomers. The discovery, if verified by further observations, unveils "a new class ...

Scientists are observing an Earth-like exoplanet that may contain water using NASA's James Webb Space Telescope, the space agency said in a news release. The exoplanet, known as TRAPPIST-1 e, orbits ...

Rockström is a research professor in earth system science at University Potsdam, the director of the Potsdam Institute for Climate Impact Research, and co-founder of the Planetary Guardians. The ...