This rapid increase in planet occurrence with
decreasing planet size agrees with core - accretion, but disagrees with population synthesis models.
Not exact matches
According to figures from the World Bank, the Chinese economy's carbon intensity — the amount of CO2 emissions relative to the
size of economic output — has
decreased by almost 70 per cent over the past three decades (see «Peak
planet: Carbon dioxide intensity «-RRB-, and a further 20 per cent reduction from current levels is promised by 2020.
As the
size of the
planets we looked for
decreased, the number that we found increased: We found more
planets with 3 times the mass of the Earth than
planets with 10 times Earth's mass, more
planets 10 times as massive than 100 times, and so on.
As the
size of the
planet increases, the atmosphere's «metallicity»
decreases.
The occurrence rate of Earth -
size (0.5 - 1.4 Earth radius)
planets is constant across the temperature range of our sample at 0.51 (+0.06 / -0.05) Earth -
size planets per star, but the occurrence of 1.4 - 4 Earth radius
planets decreases significantly at cooler temperatures.
Kepler measures the
size of
planets and their distance from stars using a technique known as transit photometry, in which the telescope watches for small
decreases in the light visible from specific stars, indicating that a
planet has passed in front.