"sphere" in inglés with examples - Collocation dictionary inglés
- The radius of the Hill sphere is given in the adjacent table.
- In contrast to true satellites, quasi-satellite orbits lie outside the planet's Hill sphere, and are unstable.
- Jupiter is massive, with a surface gravity two and a half times that of Earth, so its Hill sphere is very large.
- However, the Sun's Hill sphere, the effective range of its gravitational dominance, is believed to extend up to a thousand times farther.
- The radius of the Uranus's Hill sphere is approximately 73 million km.
- The binary's orbit is extremely close, at 650 km, compared to 35,000 km for the primary's Hill sphere.
- An astronomical body's Hill sphere is the region in which it dominates the attraction of satellites.
- To be retained by a planet, a moon must have an orbit that lies within the planet's Hill sphere.
- That moon would, in turn, have a Hill sphere of its own.
- All stable satellites of the Earth (those within the Earth's Hill sphere) must have an orbital period shorter than 7 months.
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