On July 23, 2015, NASA announced the discovery of the first truly Earth-like planet. This find comes thanks to the Kepler Space Telescope , which was launched in March of 2009 and has been planet ...

New super-Earth discovered orbiting red dwarf just 154 light-years away. The new water-rich exoplanet, nearly twice the size of Earth, is orbiting a red dwarf star 154 light-years away.

NASA discovery of planet remarkably like ours gives hope for 'second Earth' Amanda Kooser Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET.

Scientists studying data from the Alpha Centauri star system on Wednesday announced what they believe is a second Earth-like planet orbiting the star closest to … ...

NASA announced a major milestone in the quest for life in the universe Monday: The discovery of another planet close enough to the sun it orbits to potentially support life. Called Kepler-22b, the ...

Our planet has a celestial sentry leading the way around the sun, and it’s only the second Earth Trojan asteroid ever discovered. Astronomers observed asteroid 2020 XL5 using the Southern ...

The first discovery of a second Earth will likely be another watershed moment for her and many, she said. "An Earth analogue has different implications," she said.

The same system also might harbor a second, Earth-sized planet, which, if confirmed, "would become the smallest habitable-zone planet discovered by TESS [the Transiting Exoplanet Survey Satellite ...