Rosetta’s comet may be made of pebbles entirely

Chuck Bednar for redOrbit.com – @BednarChuck The comet currently being observed by the ESA’s Rosetta spacecraft may actually be made entirely of pebbles, scientists involved with the mission explained earlier this week at the 46th annual Lunar and Planetary Science Conference in Houston, Texas. [STORY: NASA: Comets are like fried ice cream] According to NewScientist, François…