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exoplanets
About this tag
Discussions on exoplanets cover discoveries from NASA's Kepler mission, including the Kepler-11 system with six planets and the potentially habitable Gliese 581g. Topics also include direct imaging of alien planets and speculative content about metal aliens or Kepler findings. These threads explore exoplanetary science, habitability, and the search for life beyond Earth.
NASA hails 'amazing' exoplanetary system
Six bodies huddled around distant yellow dwarf
NASA's Kepler space observatory has spotted an "amazing" exoplanetary system - six planets orbiting a sun-like star some 2,000 light-years from Earth.
Kepler-11 represents "the...
astrobiology
astronomy
celestial bodies
cosmos
dwarf star
exoplanets
gravity
habitable zone
kepler-11
light-year
nasa
planet candidates
planet sizes
planetary density
planetary system
protoplanetary disk
space exploration
space mission
super-earth
transit method
Gliese 581g - Scientists Find What May Be The First Truly Habitable Exoplanet
The researchers estimate that the average surface temperature of the planet is between
-24 and 10 degrees Fahrenheit (-31 to -12 degrees Celsius). Actual temperatures would range from blazing hot on the side facing...
astronomy
astrophysics
discovery
earth-like
exoplanets
gliese 581g
gravity
habitable
keck observatory
life forms
liquid
milky way
observation
planetary system
radial velocity
research
space science
star system
telescope
temperature
A planet outside of our solar system, said to be the first ever directly photographed by telescopes on Earth, has been officially confirmed to be orbiting a sun-like star, according to follow-up observations.
The alien planet is eight times the mass of Jupiter and orbits at an unusually great...