Browsing by Keyword "planets and satellites: composition"
Now showing items 1-3 of 3
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A 1.9 Earth Radius Rocky Planet and the Discovery of a Non-Transiting Planet in the Kepler-20 System
(American Astronomical Society, 2016)Kepler-20 is a solar-type star (V = 12.5) hosting a compact system of five transiting planets, all packed within the orbital distance of Mercury in our own solar system. A transition from rocky to gaseous planets with a ... -
The Mass of Kepler-93b and the Composition of Terrestrial Planets
(IOP Publishing, 2015)Kepler-93b is a 1.478 ± 0.019 R⊕ planet with a 4.7 day period around a bright (V = 10.2), astroseismically characterized host star with a mass of 0.911 ± 0.033 M and a radius of 0.919 ± 0.011 R. Based on 86 radial velocity ... -
A precise water abundance measurement for the hot Jupiter WASP-43b
(IOP Publishing, 2014)The water abundance in a planetary atmosphere provides a key constraint on the planet's primordial origins because water ice is expected to play an important role in the core accretion model of planet formation. However, ...