NPR logo

NASA: Comets Richer Than Previously Thought

  • Download
  • <iframe src="https://www.npr.org/player/embed/1962931/1962932" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
NASA: Comets Richer Than Previously Thought

Space

NASA: Comets Richer Than Previously Thought

NASA: Comets Richer Than Previously Thought

  • Download
  • <iframe src="https://www.npr.org/player/embed/1962931/1962932" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

An image of the comet Wild 2, taken by NASA's Stardust spacecraft during a fly-by on Jan. 2, 2004. NASA/JPL-Caltech hide caption

toggle caption NASA/JPL-Caltech

At a NASA press briefing today, scientists said that comets are more than just a loose collection of space rubble. They can be solid bodies with craters and other geological features. The findings come from observations by the Stardust spacecraft, which had a close encounter with the comet Wild 2 in January. NPR's Richard Harris reports.

We no longer support commenting on NPR.org stories, but you can find us every day on Facebook, Twitter, email, and many other platforms. Learn more or contact us.