NASA's planet-hunting mission, the Kepler Space Telescope, has just discovered Kepler-452b, a planet that scientists are calling "Earth 2.0." Scientists said in a press conference Thursday that they ...
An artist's impression of the Earth 2.0/ET observatory searching for exo-Earths. Credit: CAS HELSINKI — China plans to launch an exoplanet observatory in 2028 with the aim of making a breakthrough ...
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