Latest Issue of Science News


Core Finding: Latest, oddest planet hints at how orbs form

The 160 extrasolar planets discovered over the past decade constitute an odd menagerie. They include giant, Jupiterlike bodies with temperatures hot enough to melt metal, planets in orbits nearly as elongated as the paths of comets, and at least one distant cousin of Earth. But the planet announced last week seems the most bizarre of all. It displays the heaviest core of any planet yet detected.

Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

This article is available only to subscribing members. Join SSP today or Log in.