View Full Version : NASA Dreams Up Exotic Earth-Sized Planets

2007-Sep-25, 06:02 PM
Science fiction writers have been imagining other worlds for years, and now they're going to get a little scientific help, thanks to NASA. The agency recently modeled a range of roughly Earth-sized planets, from the familiar to the exotic. ...

Read the full blog entry (http://www.universetoday.com/2007/09/25/nasa-dreams-up-exotic-earth-sized-planets/)

2007-Sep-25, 08:42 PM
Would a pure iron planet ring like a bell when struck by a meteor or asteroid?

2007-Oct-19, 07:36 PM
I would think--Earth rings after Earthquakes--if you call it that.