Why Are 'Hot-Jupiters' So Durn' Hot? | Video

Astrophysicists are still guessing at exactly how massive gassy planets – orbiting dizzyingly close to their stars – came to exist. Dr. Paul Sutter talks us through the physics of ‘roaster planets,' 'pegasids,' and ‘epistellar jovians.'

Massive 'Hot Jupiter' Aging Its Parent Star

credit : Paul M. Sutter