Scientists say a nearby red dwarf star hosts a planetary lineup that looks like a mirror image of our own solar system, with ...
Astronomers have found a compact solar system whose planets line up in a way that, according to current models, should not be possible. Around the small star LHS 1903, a dense rocky world orbits on ...
Astronomers have discovered a planetary system that appears to flip one of astronomy's most reliable rules on its head.
Astronomers have found a distant world that challenges planetary formation theory, with a rocky planet where gas giants should be.