13 April 2012, 06:30 AM ET
Titan is the only moon in the solar system with a thick atmosphere. See more Titan facts here.
10 April 2012, 10:38 AM ET
Pluto, the most famous dwarf planet, lost its planet status in 2006. Learn more about dwarf planets of the solar system here.
03 April 2012, 11:15 AM ET
Learn about the science behind the northern and southern lights.
28 June 2011, 01:38 PM ET
Vesta is the second largest asteroid in the solar system.
15 November 2010, 01:10 PM ET
The sun is at the heart of our solar system and is the largest object – about 109 times the diameter of Earth. SPACE.com offers an overview of the sun, including its formation, evolution and orbit.
15 November 2010, 01:06 PM ET
Stars are giant, luminous spheres of plasma. SPACE.com offers an overview of stars, including their formation, observation, classification and naming designations.
15 November 2010, 12:59 PM ET
The sun is at the heart of our solar system and 8 planets orbit the sun. Also part of the solar system is the asteroid belt, trans-neptunian region and dwarf planets. Learn more at SPACE.com.
15 November 2010, 12:49 PM ET
Earth is the only planet known to support life. Learn about Earth science facts and the planet’s interior composition, surface and atmosphere.
15 November 2010, 12:46 PM ET
Comets are icy bodies that release gas or dust. SPACE.com offers an overview of comets including physical characteristics, comet formation, collisions and more.
11 November 2010, 11:25 AM ET
Saturn is the sixth planet from the sun and the second largest.
09 November 2010, 02:04 PM ET
The Gas Giant is the Third Largest Planet
09 November 2010, 11:23 AM ET
The Eighth Planet is an Ice Giant
05 November 2010, 11:40 AM ET
Facts about our solar system’s smallest planet and closest planet to the sun.
20 October 2010, 04:59 PM ET
The giant planet with a lot of gas
03 August 2007, 10:45 AM ET