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Sun-like star, as well as over two dozen subsequently detected extrasolar planets, …


Biology Articles » Astrobiology » Extrasolar planets » Figures

Figures
- Extrasolar planets

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Fig. 1.   Measured values of Msini for planet candidates. The rising mass distribution from 8 to 0.5 Jupiter masses shows that lower-mass planets are more common than more massive ones.

figure 1

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Fig. 2.   Orbital eccentricity vs. semimajor axis (orbital distance) for extrasolar planet candidates (Earth is included for comparison). Beyond 0.2 Earth-Sun distances [0.2 astronomical units (AU)], all orbits are noncircular, in contrast to the nearly circular orbits of the giant planets within our own Solar System.

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figure 2



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