Free Floaters
Photo Credit: ESO

 
There are known exoplanets that have one, two and even three suns. But one bizarre class of planet-sized objects has no suns at all, and instead floats untethered through space. Called “planemos,” the objects are similar to, but smaller than, brown dwarfs, failed stars too small to achieve stellar ignition.
Number 7: A Zippy Planet
Top10 Index
Copyright © 2009 TechMediaNetwork All rights reserved.
<