How did our Sun's family of planets and bodies originate?

The Journey Begins Scale of the Solar System Birth of Worlds Formation of the Solar System A Family Affair The Planets -- Investigating Our Planetary Family Tree

How has our solar system evolved to its current diverse state?

Windy Worlds Gas Giants, Atmospheres and Weather Our Favorite Things Moons and Rings Asteroids Leftovers from Planet Building Small Bodies / Big Impacts Comets

Hot Stuff! Volcanism in the Solar System Shadows of the Sun The Sun, Transits and Eclipses Ice! Ice in the Solar System It's What Keeps Us Together Gravity

Impacts! Collisions and Craters in the Solar System Water, Water, Everywhere! Water in the Solar System Evolving Worlds Planets, like people, grow and change over time Magnetospheres Planetary Shields

Ancient Astronomers / Modern Tools Early Observations, from Telescopes to Spacecraft New Data, New Ideas Our Evolving Understanding of the Solar System Far-Ranging Robots Robotic Spacecraft

How did life begin and evolve on Earth? Are we alone?

Discovering New Worlds The search for planets. Learn how distant worlds are being discovered Got Life? Astrobiology -- Are We Alone in the Universe?

Mission Key:
	Mercury: MESSENGER
	Moon: LRO, LADEE & Grail
	Mars: MRO, MSL, MER, Mars Odyssey & MAVEN
	Jupiter: Juno
	Saturn: Cassini
	Sun: SOHO & SDO
	Other Solar System Objects: Dawn, EPOXI, New Horizons, Stardust-NExT, OSIRIS-REx
	Beyond the Solar System: Kepler & Hubble Space Telescope

These are a selection of the current and ongoing missions. The data coming back from these missions is advancing and expanding our understanding of the solar system and building upon the successful missions of the past. To find more information related to planetary science research and missions, please visit: http://science.nasa.gov/planetary-science/missions/