Planetary Science
- 			 Planetary Science Planetary ScienceSupervolcanoes once erupted on MarsGiant eruptions billions of years ago left behind huge craters By Meghan Rosen
- 			 Planetary Science Planetary ScienceMaps reveal clouds on distant exoplanetAstronomers chart the atmosphere of Kepler-7b, some 1,000 light-years away. 
- 			  
- 			 Planetary Science Planetary ScienceCuriosity gets the dirt on MarsThe NASA rover completes an analysis of the first soil collected from Gale Crater. By Beth Mole
- 			 Planetary Science Planetary ScienceComet belt predicted near farthest planetObservations have confirmed the existence of the Kuiper Belt, first proposed in 1963. By Science News
- 			 Planetary Science Planetary ScienceMars rover fails to find methaneA dearth of the gas in the Red Planet's atmosphere disappoints scientists looking for signs of biological activity. By Erin Wayman
- 			 Planetary Science Planetary ScienceCometlike crashes produce building blocks of lifeAmino acids in collision residue support importance of extraterrestrial impacts. 
- 			  
- 			 Planetary Science Planetary ScienceTitan becomes even more enigmaticThick, rigid crust of ice encases Saturn's largest moon, perplexing scientists. By Andrew Grant
- 			 Earth EarthMap tracks path of dust plume from Chelyabinsk meteorSatellite data capture how the jet stream pushed particles through the planet's atmosphere. 
- 			 Planetary Science Planetary ScienceShergottite SHER-goh-tite n.Shergottite is the most common kind of Martian meteorite. 
- 			 Planetary Science Planetary ScienceNASA gives up on fixing KeplerSpace telescope’s days as a premier planet hunter are over. By Andrew Grant