CoRoT-7b: The Disappearing Planet

In the Fall of 2009, astronomers found an exoplanet that seemed to be similar to Earth, orbiting a different sun. However, now they have discovered the orbit of the exoplanet continues to change because of its changing tides; the tides are changing due to its continuous loss of mass. The surface of the exoplanet is so hot that it is merely evaporating.

This would be a fantastic article from CNN.com to use in an Astronomy, Physics, or Earth Science class in a current events section or when discussing orbits.

Here are three of the articles from September/October 2009 when the exoplanet was first being monitored:

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