Roche limit (rōsh)
n.
The smallest distance at which a natural satellite can orbit a celestial body without being torn apart by the larger body's gravitational force. The distance depends on the densities of the two bodies and the orbit of the satellite.

[TahlilGaran] American Dictionary ▲

roche limit
[After Edouard AlbertRoche (1820-1883), French mathematician.]

[TahlilGaran] American Dictionary ▲