California Institute of Technology Jet Propulsion Laboratory

Visuals

Intro

Note To Editors

Press Release

Visuals

Bios

Fact Sheet

(1)
	Image: Spitzer Space Telescope Artist's conception of Spitzer. To download a full-resolution image or for a full caption click here.
(2)
	Image: The Rocky World of Young Planetary Systems This artist's concept illustrates how planetary systems arise out of massive collisions between rocky bodies. To download a full-resolution image or for a full caption click here.
(3)
	Image: Spitzer Detects Surprisingly Large Rings of Dust This graph of data from NASA's Spitzer Space Telescope shows that planets are built over a longer period of violent collisions than previously believed. To download a full-resolution image or for a full caption click here.
(4)
	Animation: When Worlds Collide This animation illustrates a massive collision between rocky, embryonic planets as big as mountain ranges. To view the animation or for a full caption click here.
(5)
	Animation: Swirling Rings of Dust This animation depicts colliding rocky bodies in an early planetary system. To view the animation or for a full caption click here.