CAPE CANAVERAL, Fla. — Scientists have found a planet way out in the cosmos that’s close in size and content to Earth — an astronomical first. But hold off on the travel plans. This rocky world is so ...
CAPE CANAVERAL, Fla. - For the first time, scientists have found a planet beyond the solar system that not only is the same size as Earth, but has the same proportions of iron and rock, a key step in ...
CAPE CANAVERAL, Fla. — Scientists have found a planet way out in the cosmos that’s close in size and content to Earth — an astronomical first. But hold off on the travel plans. This rocky world is so ...
A team of astronomers has found the first Earth-sized planet outside the solar system that has a rocky composition like that of Earth. This exoplanet, known as Kepler-78b, orbits its star very closely ...
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