Related terms:
psr
emit
libra
pulsar
worlds
orbiting
habitable
exoplanet
deuterium
extrasolar
red dwarf
solar mass
planetary
world ocean
luminosity
liquid water
earth masses
minimum mass
habitable zone
polar regions
main sequence
dwarf planet
solar system
radial velocity
extrasolar planet
planetary system
extrasolar planets
terrestrial planet
surface temperature
gravitational microlensing
Wikipedia sources:
Gliese 581
Gliese 581 c
Gliese 581 d
Super-Earth
Gliese 581 e
Extrasolar planet
Planet
Brown dwarf
Extraterrestrial life
Ocean
Nature
Red dwarf
Terrestrial planet
Libra (constellation)
Planetary system
Betty and Barney Hill abduction
Context for words:
gliese
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