AmericaSpace Launch Countdown

Next Launch AFSPC-4 on a Delta 4 - Medium+ rocket from Cape Canaveral AFB, FL scheduled for 26 Jul 14 22:51:00 GMT

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Surprise Discovery: Rings Around an Asteroid!

Artist’s conception of the asteroid Chariklo with its ring system. Image Credit: ESO/L. Calçada/M. Kornmesser/Nick Risinger (skysurvey.org)

When it comes to planetary rings, what do you think of? Saturn is the first obvious thing that comes to mind, with its famous majestic ring system surrounding the gas giant planet. The other gas and ice [...]

New 'Clipper' Mission Proposed to Study Europa's Ocean

Jupiter’s moon Europa, an ice-covered waterworld. Could life exist there?Photo Credit: NASA / JPL / Ted Stryk.

Jupiter’s moon Europa is often referred to as a “waterworld,” and for good reason: a global ocean almost definitely exists below its outer icy crust, making it a primary focus of interest in the search for life [...]