super-Earth


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super-Earth

n
1. (Astronomy) a hypothetical planet larger than the earth but smaller than the four gas giants Jupiter, Saturn, Neptune, and Uranus, thought to be orbiting the sun beyond the Kuiper belt but nearer than the Oort cloud: its existence is suggested by two known dwarf planets in a similar orbit
2. (Astronomy) any planet with conditions similar to those of the earth, but of much greater size
References in periodicals archive ?
6 times that of Earth and could be a super-Earth located within the habitable zone.
It was nicknamed super-Earth and given the less than memorable name of LHS1140b, which had me wondering what LHS1140a was like.
If confirmed, it would be the first detection of any molecule in the atmosphere of a super-Earth.
Given its rocky composition, it will be far smaller than gas planets like Jupiter and Saturn, but it could form to be a larger super-Earth.
The transiting super-Earth has a density similar to the Earth's.
Another prospect for further research is the super-Earth exoplanet GJ 1214b, some 40 light years away, which is believed to be covered with clouds, according to researcher Laura Kreidberg at the University of Chicago.
Among the topics are global cooling by grassland soils of the geological past, the fossil record of plant-insect dynamics, the formation and dynamics of super-Earth planets, the paleobiogeography of Patagonia, the active ice world Enceladus in the Saturn system, and a historical perspective on global warming and neotropical rainforests.
The remaining 49 habitable zone candidates range from super-Earth size --up to twice the size of Earth--to larger than Jupiter.
It appeared to be a super-Earth, a rocky planet more massive than Earth, but Kepler couldn't tell us for sure.
ySTANBUL (CyHAN)- Observations from NASA's Spitzer Space Telescope have led to the first temperature map of a super-Earth planet -- a rocky planet nearly two times as big as ours.
Dr Jacob Bean, from the Harvard-Smithsonian Center for Astrophysics in Massachusetts, US, who led the scientists, said: "This is the first super-Earth to have its atmosphere analysed.