U.S. space agency NASA said Wednesday its Kepler spacecraft has verified the existence of 715 more planets orbiting stars outside the solar system.
U.S. space agency NASA confirmed Tuesday that it has "corrected" a decision to ban six Chinese researchers from attending a conference on exoplanet research next month.
Several prominent scientists in exoplanet research have decided to boycott a NASA conference after learning Chinese researchers are barred from attending by the space agency, which cited national security as its reason.
U.S. space agency NASA said Saturday its moon probe was now "healthy" after engineers fixed mechanical problems it encountered shortly after Friday night's launch.
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