A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, ...
Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to ...
Six planets will briefly share the twilight sky this month - but the conditions have to be just right.
Astronomers have spotted an unusual 'inside-out' planetary system where a rocky world seems to have formed far beyond the realm typically reserved for gas giants.
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