http://dawn.jpl.nasa.gov/mission/journal_06_30_13.asp WebOct 5, 2012 · PASADENA, Calif. – NASA's Dawn spacecraft has provided researchers with the first orbital analysis of the giant asteroid Vesta, yielding new insights into its creation …

NASA Jet Propulsion Laboratory Blog Dear Sedawntary Readers

http://dawn.jpl.nasa.gov/ WebDawn Rising: Leaving the clouds behind, the Delta II rocket carrying the Dawn spacecraft arced through the blue sky over the Atlantic Ocean. Liftoff was from Pad 17-B at Cape Canaveral Air Force Station. Dawn is the ninth mission in NASA’s Discovery Program. It is also NASA’s first purely scientific mission powered by three solar electric ion propulsion … chlorine + hot sodium hydroxide

SpaceX to Launch Polaris Dawn Mission With Private Spacewalk in ...

WebNov 16, 2011 · The Dawn mission is enabled by the on-board ion propulsion system, which is an expanded version of the system operated for over 16,000 hours on Deep Space 1. The propulsion system will provide all of the post-launch delta-V required for the mission except for that provided by the Mars gravity assist. Dawn is an example of how ion propulsion … WebOct 1, 2007 · September 30, 2007. Artist concept of NASA's Dawn spacecraft. Image credit: NASA/JPL-Caltech. The Dawn project welcomes you to deep space! Dawn is operating smoothly on the fourth day of its 8-year adventure. Like new parents, its extremely proud and greatly sleep-deprived Earthbound mission operations team is carefully … WebJul 1, 2013 · Dawn is the only mission ever targeted to orbit two extraterrestrial destinations, making it truly an interplanetary spaceship. Ion propulsion is 10 times more … chlorine hub