Gliese 581e - Wikipedia
Gliese 581e / ˈɡliːzə / or Gl 581e is an exoplanet orbiting within the Gliese 581 system, located 20.5 light-years (6.3 parsecs) away from Earth in the Libra constellation. It is the third planet discovered in the system (fourth if the disputed planet candidate Gliese 581d is included) and the first in order from the star.
GJ 581 e - NASA Science
GJ 581 e is a super Earth exoplanet that orbits an M-type star. Its mass is 1.7 Earths, it takes 3.1 days to complete one orbit of its star, and is 0.02815 AU from its star. Its discovery was announced in 2009.
Gliese 581 - Wikipedia
Gliese 581 (/ ˈɡliːzə /) is a red dwarf star of spectral type M3V which hosts a planetary system, 20.5 light-years (6.3 parsecs) away from Earth in the Libra constellation.
Gliese 581 E Is The Lightest Exoplanet Discovered So Far
Planet Gliese 581 e orbits its host star – located only 20.5 light-years away in the constellation Libra (“the Scales”) — in just 3.15 days. “With only 1.9 Earth-masses, it is the least massive exoplanet ever detected and is, very likely, a rocky planet”, says co-author Xavier Bonfils from Grenoble Observatory.
Scientists discover lightest exoplanet yet | Astronomy.com
2009年4月21日 · Well-known exoplanet researcher Michel Mayor today announced the discovery of the lightest exoplanet found so far. The planet “e” in the famous system Gliese 581 is only about twice the mass...
Gliese 581 | Red Dwarf Star, Habitable Zone & Exoplanets
Gliese 581e, discovered in 2009, has a mass 1.94 times that of Earth and is the smallest planet in the Gliese 581 system. It is also the closest to its star, orbiting once every 3.15 days at a distance from Gliese 581 of 4.5 million km (2.8 million miles).
Gliese 581e - Wikiwand
Gliese 581e or Gl 581e is an exoplanet orbiting within the Gliese 581 system, located approximately 20.4 light-years away from Earth in the Libra constellation. It is the third planet discovered in the system and the first in order from the star.
Gliese 581 & Its Planets - whillyard.com
Gliese 581 is a slightly variable type M3V red dwarf about 20.3 light years away from Earth. Its mass and size are both estimated to be about 30% that of the Sun, and it is approximately ten billion years old; about twice as old as our Sun.
Gliese 581e | extrasolar planet | Britannica - Encyclopedia Britannica
Gliese 581. In Gliese 581. Another, Gliese 581e, is the smallest planet seen in orbit around an ordinary main sequence star other than the Sun. Read More
Gliese 581e | Astronomy Wiki | Fandom
Gliese 581e is an extrasolar planet orbiting the star Gliese 581, approximately 20.4 light years from Earth in the Libra constellation. It is the third planet discovered in the system (or fourth if the refuted planet candidate Gliese 581d is included) and the first in order from the star.