Kepler-452 b - Science@NASA
Kepler-452 b is a super Earth exoplanet that orbits a G-type star. Its mass is 3.29 Earths, it takes 384.8 days to complete one orbit of its star, and is 1.046 AU from its star. Its discovery was announced in 2015.
Kepler-452b - Wikipedia
Kepler-452b orbits its star at a distance of 1.04 AU (156 million km; 97 million mi) from its host star (nearly the same distance as Earth from the Sun), with an orbital period of roughly 385 days, has a mass at least five times that of Earth, and has a radius of around 1.5 times that of Earth.
NASA’s Kepler Mission Discovers Bigger, Older Cousin to Earth
2015年7月23日 · The newly discovered Kepler-452b is the smallest planet to date discovered orbiting in the habitable zone — the area around a star where liquid water could pool on the surface of an orbiting planet — of a G2-type star, like our sun.
Kepler-452b | Earth-like, Habitable, Exoplanet | Britannica
2024年11月7日 · Kepler-452b, the first approximately Earth-sized planet to be found in a Sun-like star’s habitable zone—the orbital region where an Earth-like planet could possess liquid water on its surface and thus possibly support life.
NASA’s Kepler mission discovers bigger, older cousin to Earth
2015年7月22日 · Kepler-452b is 60 percent larger in diameter than Earth and is considered a super-Earth-size planet. While its mass and composition are not yet determined, previous research suggests that planets the size of Kepler-452b have a good chance of being rocky.
Finding Another Earth | NASA Jet Propulsion Laboratory (JPL)
2015年7月23日 · The new discovery, Kepler-452b, fires the planet hunter's imagination because it is the most similar to the Earth-sun system found yet: a planet at the right temperature within the habitable zone, and only about one-and-a-half times the diameter of Earth, circling a star very much like our own sun.
A Spin Around An Exoplanet Most Like Earth - NASA
2015年7月25日 · This artistic animation depicts one possible appearance of the planet Kepler-452b, the first near-Earth-size world to be found in the habitable zone of star that is similar to our sun. The star, Kepler-452, is a G2-type star like our sun, with nearly the …
Kepler-452 | NASA Exoplanet Archive
Discovery and Validation of Kepler-452b: A 1.6 R ⨁ Super Earth Exoplanet in the Habitable Zone of a G2 Star Jenkins et al. 2015 | Reference Overview All WISE Data Release
Kepler-452b: What It Would Be Like to Live On Earth's 'Cousin' - Space.com
2015年7月24日 · The exoplanet Kepler-452b is a planet very much like and the closest cousin or twin to our planet yet found. See all about planet Kepler-452b in our full infographic.
NASA Finds Closest Earth Twin Yet in Haul of 500 Alien Planets
2015年7月23日 · NASA's Kepler space telescope has spotted the most Earth-like alien planet yet discovered — a world called Kepler-452b that's just slightly bigger than our own and orbits a sunlike star at...