The Roche limit is the distance from a planet at which the tidal forces exerted by a star are stronger than the planet's own gravitational forces. If a planet orbits too close to its star, it can be torn apart by these tidal forces.
The Roche limit is the distance from a planet at which the tidal forces exerted by a star are stronger than the planet's own gravitational forces. If a planet orbits too close to its star, it can be torn apart by these tidal forces.