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Dawn Journal: Intricate Maneuvers

Posted by Marc Rayman on 2017/03/02 09:00 CST | 2 comments

The Dawn mission is executing an ambitious bonus goal recently devised for its extended mission. Mission Manager and Chief Engineer Marc Rayman brings us his monthly update.

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Dawn Journal: A New Perspective on Ceres

Posted by Marc Rayman on 2017/02/01 03:45 CST | 9 comments

Dawn has moved into its sixth orbital phase, with a new sun angle that provides an opportunity to gain a new perspective on the asteroid Ceres.

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Dawn Journal: Looking Back, Looking Forward

Posted by Marc Rayman on 2017/01/03 02:40 CST | 1 comments

Dawn is concluding a remarkable year of exploring dwarf planet Ceres. Chief Engineer and Mission Manager Marc Rayman brings us his latest update.

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Spaceflight in 2017, part 2: Robots beyond Earth orbit

Posted by Emily Lakdawalla on 2016/12/30 12:22 CST | 4 comments

What's ahead for our intrepid space explorers in 2017? It'll be the end of Cassini, but not before the mission performs great science close to the rings. OSIRIS-REx will fly by Earth, and Chang'e 5 will launch to the Moon, as a host of other spacecraft continue their ongoing missions.

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Dawn Journal: Maneuvering for Science

Posted by Marc Rayman on 2016/11/29 10:24 CST | 6 comments

Dawn is completing another elegant spiral around dwarf planet Ceres, maneuvering to its sixth science orbit. Chief Engineer and Mission Manager Marc Rayman brings us his latest update.

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Dawn Journal: 5th Mapping Orbit

Posted by Marc Rayman on 2016/11/01 06:46 CDT | 4 comments

Dawn just completed another successful observation campaign at Ceres from its latest mapping orbit. Mission Director and Chief Engineer Marc Rayman brings us his monthly update.

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Dawn Journal: 9th Anniversary

Posted by Marc Rayman on 2016/09/29 12:05 CDT | 3 comments

Nine years ago today, Dawn set sail on an epic journey of discovery and adventure. The intrepid explorer has sailed the cosmic seas and collected treasures that far exceeded anything anticipated or even hoped for.

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Dawn Journal: Diving Low

Posted by Marc Rayman on 2016/09/01 10:08 CDT | 11 comments

Following the conclusion of Dawn's ambitious 8.8-year prime mission on June 30, the spacecraft has been gathering a wealth of data with all sensors in its extended mission as it orbits closer to Ceres than the International Space Station is to Earth.

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What's up in the solar system, September 2016 edition: OSIRIS-REx launches, Rosetta ends

Posted by Emily Lakdawalla on 2016/08/31 12:00 CDT | 1 comments

The month of September begins with an annular solar eclipse visible from much of Africa on September 1. On or after September 8, we'll see OSIRIS-REx launch into a two-year cruise toward a rendezvous with asteroid Bennu. But September will close, sadly, with the end of the wonderful Rosetta mission.

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Dawn Journal: Staying at Ceres

Posted by Marc Rayman on 2016/07/30 01:19 CDT | 9 comments

The official end of Dawn's prime mission was June 30, but the valiant adventurer began its "extended mission" of performing more Ceres observations without missing a beat.

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What's up in the solar system, July 2016 edition: Juno to enter orbit, NASA missions all extended

Posted by Emily Lakdawalla on 2016/07/01 03:49 CDT | 2 comments

Highlights this month include the impending arrival of Juno at Jupiter, the approval of extended missions for all of NASA's solar system spacecraft, and public data releases from Rosetta, New Horizons, and Cassini.

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Dawn Journal: In the Details

Posted by Marc Rayman on 2016/06/08 06:33 CDT | 6 comments

Dawn is continuing to record the extraordinary sights on dwarf planet Ceres. The experienced explorer is now closer to the alien world than the International Space Station is to Earth.

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What's up in the solar system, June 2016 edition: Juno approaches Jupiter

Posted by Emily Lakdawalla on 2016/06/01 05:23 CDT | 5 comments

Your monthly roundup of the adventures of the 20+ robots exploring our solar system.

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Dawn Journal: A New Angle on Ceres

Posted by Marc Rayman on 2016/05/04 01:31 CDT | 27 comments

Since April 11, instead of photographing the scenery directly beneath it, Dawn has been aiming its camera to the left and forward as it orbits and Ceres rotates to map more of the dwarf planet.

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Dawn Journal: Sharper Views of Ceres

Posted by Marc Rayman on 2016/04/01 09:21 CDT | 1 comments

One year after taking up its new residence in the solar system, Dawn is continuing to witness extraordinary sights on dwarf planet Ceres. Mission Director Marc Rayman brings us his monthly update on Dawn's status.

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LPSC 2016: So. Much. Ceres.

Posted by Emily Lakdawalla on 2016/03/30 06:31 CDT | 13 comments

At last week's Lunar and Planetary Science Conference, I enjoyed a large number of talks about Ceres. Now in its Low-Altitude Mapping Orbit, Dawn is showering scientists with high-resolution, color data.

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What's up in solar system exploration: March 2016 edition

Posted by Emily Lakdawalla on 2016/02/29 02:45 CST | 4 comments

Welcome to my monthly inventory of the 20-plus spacecraft actively exploring our solar system. Highlights of this month include the impending launch of the ExoMars Trace Gas Orbiter and Schiaparelli lander, currently planned for March 14, and the resumption of regular VMC Mars images by Mars Express.

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Dawn Journal: Measuring Light

Posted by Marc Rayman on 2016/02/01 01:20 CST | 6 comments

Chief Engineer and Mission Director Marc Rayman explains some of the measurements the Dawn mission is taking at Ceres, most of which depend on sunlight.

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Dawn Journal: Science on Ceres

Posted by Marc Rayman on 2016/01/01 07:02 CST | 15 comments

The Dawn mission is developing humankind’s most intimate portrait ever of a dwarf planet. Mission Director and Chief Engineer Marc Rayman returns with his monthly update on the mission's progress.

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DPS 2015: First reconnaissance of Ceres by Dawn

Posted by Emily Lakdawalla on 2015/11/12 08:55 CST | 7 comments

This is the first major meeting since Dawn's arrival at Ceres, and despite competition with Pluto surface science there was a well-attended Ceres talk session on Monday and poster session on Tuesday.

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