Exoplanets

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screenshot from NameExoWorlds

VOTE EARLY, VOTE OFTEN  Mnesileüs and Kashani are just two possible names for beta Geminorum b (left). Epsilon Eridani b (right) could be renamed Stafar31 or Sufijunior. Both worlds are illustrated in a screenshot from NameExoWorlds.

MOST COMMON  Most warm rocky planets around faint red stars (illustrated) are probably dry, but it’s likely that there are enough such worlds with oceans to outnumber all other habitable environments in the galaxy.

giant elliptical galaxy

GOOD NEIGHBORHOOD  The most likely galaxy to host habitable planets might be a giant elliptical such as ESO 325-G004 (pictured, center), which is about 450 million light-years away in the constellation Centaurus.

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