Sentences with phrase «icy objects believed»
It is a giant swarm of icy objects believed to be material left over from the formation of the solar system.
https://www.sciencedaily.com/ Not exact matches
New Horizons also could potentially take a close - up look at a smaller, more ancient object much farther out in the Kuiper Belt: the disk - shaped region beyond the orbit of Neptune believed to contain comets, asteroids and other small, icy bodies.