Top ii Potentially Inhabitable Alien Planets
This rocky world" was announced '
in September ttl: l. '. inglese sea,
which is located just so light-
years away.," is likely two to three
times as massive as Earth and '
zips around its parent stai every
days or so. This orbit places .
the' planet squarely in its star' s .
habitable zone" - .
range. of distances where liquid '
water. and perhaps life as we -
know n, could exist.
Guest, ': c. whi_ ch was discovered
in February 2012 by the same. core'
tea that' spotty_ d Gliese sited, orbits
la red dwarf 22 away. in the
constellation (The Scorpion].
The alien world is a miscalled "super
Earth" that' s at least 1. 5 times as
massive as our planet._ and it
completes an orbit every 23 days. At
least one other planet circles the star
lilies]: EETO. which is part of a triple-'
was spotted by
lte' pler space
telescope in December 2: 311. its a
super Earth about 2. 4 times as wide
as our planet. " the greenhouse
effect operates on ' use "
does on Earth. the alien world would
have an average surface temperature
of ' degrees Fahrenheit 122 degrees
researchers have said.
l. L another super Earth.
one thats thought to be 3. 5 times .
as massive as our planet. The alien - .
would is found about
from us. in the direction of the
The Sail]. The
planet' s estimated surface -
temperature is " degrees
Fahrenheit - degrees Celsius}.-
This world. which. is about seven
time_ s as massiv_ e as Earth, orbits it
but farther out than its planetary
sibling Gliese .
when was first discovered in .
2007, many scientists regarded it as I
too cold to be potentially ..
in the, years since, however..
suggested that the planet may indeed
he able to support life as we was it
provided Stud is warmed by a
greenhouse effect. .