Often, exoplanets just get tugged from their orginal, near-circular orbits into more eccentric ones, the simulations showed.

MSN: Alien planets face danger from double-star systems

The eight regular satellites include four large objects discovered by Galileo and four small objects in circular orbits interior to that of the major volcanic moon Io.

BBC: More moons for Jupiter

In particular, one thing that I noticed in reading this book is how the insistence on simplicity and elegance, whether that be as a matter of geocentrism, or circular orbits, or a steady state universe, cause even some of the most intelligent people in history to ignore the evidence.

FORBES: The Weekly E-Book Reading List