Sentences with phrase «large rocky core»

The ocean is several tens of kilometres deep and surrounds a large rocky core.

The ocean is several tens of kilometers deep and surrounds a large rocky core.

Not exact matches

UNDER PRESSURE Using lasers, scientists compressed iron to high pressures that are likely found in large, rocky exoplanets» cores.

Physicists have simulated the cores of some large rocky exoplanets by pummeling iron with lasers.

He speculates that even larger planets around other stars might have lost their rocky cores entirely.

If there's gas around and the bodies get large enough, perhaps something on the order of 10 Earth masses or so, then you can start pulling some gas in on top of your rocky core and make something that looks like a gas giant planet, like Jupiter.

At the moment, the team's favored idea is akin to the second solution above: that large bodies of solid metal slowly dropped from the rocky mantle and into the core to lower the nucleation barrier.

Furthermore, by knowing the mass of a planet from radial velocity measurements and the radius of a planet based on how much starlight it blocked, it is a simple calculation to determine a planet's density, which can tell astronomers whether that planet is rocky or gaseous in nature, or whether it has a small core and a thick atmosphere, or whether it has a large core covered in deep oceans.

As a result, Vesta «differentiated» into a relatively dense metallic core (of approximately 136 miles or 220 kilometers across), lighter mantle, and crust, like the rocky inner planets, many large planetary satellite's like the Earth's Moon, and probably most, if not all, of the newly named «dwarf planets» like Ceres.