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Blogs

Dawn Journal

Dawn Journal: Not-So-Quiet Cruise

Posted by Marc Rayman on 2014/08/01 05:35 CDT

Dawn's Mission Director updates us on the status of the mission, and tells us what Dawn and Star Wars have in common.

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Dawn Journal: HAMO at Ceres

Posted by Marc Rayman on 2014/07/01 11:34 CDT | 9 comments

Dawn's chief engineer and mission director Marc Rayman gives an overview of the plan for the penultimate orbital phase at Ceres, the “high altitude mapping orbit” (HAMO).

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Dawn Journal: Survey Orbit at Ceres

Posted by Marc Rayman on 2014/06/03 09:59 CDT | 2 comments

This month Dawn's mission director Marc Rayman continues the preview of how Dawn will explore Ceres, this time in its survey orbit.

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Dawn Journal: Explaining Orbit Insertion

Posted by Marc Rayman on 2014/05/06 08:21 CDT | 4 comments

Less than a year from its rendezvous with dwarf planet Ceres, Dawn is continuing to make excellent progress on its ambitious interplanetary adventure. But once it gets to Ceres, just how will it go into orbit? Marc Rayman explains.

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Dawn Journal: Orbital Trajectories

Posted by Marc Rayman on 2014/04/01 09:48 CDT | 3 comments

Marc Rayman updates us on Dawn's status and explains how the spacecraft is actually getting closer to Earth at the moment as it moves deeper into the asteroid belt.

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Dawn Journal: Maneuvering Around Ceres

Posted by Marc Rayman on 2014/03/03 06:00 CST | 2 comments

Continuing its daring mission to explore some of the last uncharted worlds in the inner solar system, Dawn remains on course and on schedule for its rendezvous with dwarf planet Ceres next year.

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Dawn Journal: Onward to Ceres

Posted by Marc Rayman on 2014/02/01 10:58 CST | 4 comments

The majority of Dawn's time in the Ceres approach phase will be devoted to continuing ion-powered flight. Let’s take another look at how this remarkable technology is used to deliver the adventurer to the desired orbit around Ceres.

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Dawn Journal: Planning for the Ceres Approach Phase

Posted by Marc Rayman on 2014/01/01 10:43 CST | 4 comments

Now more than halfway through its journey from protoplanet Vesta to dwarf planet Ceres, Dawn is continuing to use its advanced ion propulsion system to reshape its orbit around the sun. Now that the ship is closer to the uncharted shores ahead than the lands it unveiled astern, we will begin looking at the plans for exploring another alien world.

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Dawn Journal: Equidistant from Vesta and Ceres

Posted by Marc Rayman on 2013/12/06 08:31 CST | 1 comment

Gliding smoothly through the main asteroid belt between Mars and Jupiter, Dawn continues to make good progress on its ambitious mission of exploration. It is patiently but persistently pursuing Ceres, the second destination on its interplanetary itinerary.

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Dawn Journal: Thrusting Toward Ceres

Posted by Marc Rayman on 2013/11/03 05:45 CST | 1 comment

Deep in the main asteroid belt between Mars and Jupiter, Dawn is continuing its smooth, silent flight toward dwarf planet Ceres. Far behind it now is the giant protoplanet Vesta, which the spacecraft transformed from a tiny splotch in the night sky to an exotic and richly detailed world.

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