Stories about: tidal forces  

Tidal and gravitational forces do most of the work

Experts from the American space agency explain why

The object appears to be turning into dust, scientists say

Astronomers produce the most direct evidence that this actually happens

Its parent star was most likely responsible for this phenomenon

The south pole fissures have fascinated astronomers for years

This phenomenon could turn them into Venus-like planets

This may help explain why it occasionally flares up

Two science teams propose different explanations

It consumed two dwarf galaxies over the last 2 billion years