TESS discovers three new planets nearby, including temperate ‘sub-Neptune’.
NASA’s Transiting Exoplanet Survey Satellite, or TESS, has discovered three new worlds that are among the smallest, nearest exoplanets known to date. The planets orbit a star just 73 light years away and include a small, rocky super-Earth and two sub-Neptunes — planets about half the size of our own icy giant.
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