• May 02, 2013
Marc Rayman's latest Dawn Journal explains why Dawn is currently closer to the Sun than both Ceres and Vesta.
• March 30, 2013
Marc Rayman's latest Dawn journal explains the temperature adjustments engineers make to save power and keep the spacecraft warm.
• March 01, 2013
Now that Dawn has changed its speed by nearly eight kilometers per second, Marc Rayman revisits the concept of orbital velocity.
• January 31, 2013
As Dawn continues thrusting toward Ceres, Marc takes a look back at the intrepid spacecraft's discoveries.
• January 02, 2013
As Dawn treks onward to Ceres, its path will cross within a few degrees of the moon as seen from Earth on Jan. 21–22.
• December 05, 2012
By saving fuel, Dawn will arrive at Ceres in 2015 with about half of the 45.6-kilogram (101-pound) hydrazine supply it had when it rocketed away from Cape Canaveral.
• October 31, 2012
Dawn continues to raise its orbit en route to its 2015 date with Ceres. Also, Marc prepares his high-energy Halloween costume.
• September 27, 2012
On the fifth anniversary of its launch, Dawn is on the way to Ceres.
• September 06, 2012
After more than a year in orbit, Dawn has left Vesta, beginning the spacecraft's journey to Ceres.
• July 26, 2012
Dawn has completed the final intensive phase of its exploration of Vesta, and it has now begun its gradual departure for Ceres.
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