Sentences with phrase «gravitational tidal forces»

The doomed galaxies would have been pulled apart like taffy if they plunged through the center of the galaxy cluster where gravitational tidal forces are strongest.

One explanation is that the long fractures in the ice crust experience more stress as gravitational tidal forces push and pull on the moon and so open vents at larger distances from Jupiter.

And the enormous gravitational tidal forces around the black hole would seem to prohibit stars from forming even if the material were there: it's hard for a cloud of gas to contract into a star under its own gravity when something that weighs as much as four million stars is sitting next door.»

One possibility is that the central star of Mz 3 has a closely orbiting companion that exerts strong gravitational tidal forces, which shape the outflowing gas.

Enceladus, we now know, is a moon being flexed and pulled by the gravitational tidal forces of Saturn.

The Galactic Cushion The Hubble Space Telescope recently beamed back pictures of 29 dwarf galaxies in the Perseus Cluster that, by all appearances, should have been torn to shreds by the gravitational tidal forces of their giant neighbors.

«The disc is more dense, so the effect of the gravitational tidal force is bigger,» says Randall.

The rings mark Saturn's Roche limit: the distance from the planet beyond which its gravitational tidal forces are weak enough to let moons there survive.

Yet gravitational tidal forces — from the black hole and from stars in the galaxy's nucleus — make the galactic center the antithesis of such a [stellar] nursery.»

Yet gravitational tidal forces — from the black hole and from stars in the galaxy's nucleus — make the galactic center the antithesis of such a