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Dawn’s Journey: A Power Trip

Dawn’s Journey: A Power Trip

By Marc Rayman As NASA’s Dawn spacecraft makes its journey to its second target, the dwarf planet Ceres, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. The Dawn spacecraft’s solar array wings — pictured here in a folded position in preparation for launch — span 19.7 meters (nearly 65 feet) [...]

Slice of History: Seasat Sensors

Slice of History: Seasat Sensors

By Julie Cooper Each month in “Slice of History” we feature a historical photo from the JPL Archives. See more historical photos and explore the JPL Archives at https://beacon.jpl.nasa.gov/. Seasat Sensors — Photograph Number 271-365Acc The Seasat project was a feasibility demonstration of the use of orbital remote sensing for global observation. It was launched [...]

For Dawn, a Little Push Goes a Long Way

For Dawn, a Little Push Goes a Long Way

By Marc Rayman As NASA’s Dawn spacecraft makes its journey to its second target, the dwarf planet Ceres, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft. Image credit: NASA/JPL-Caltech Dear Dawnamic Readers, The indefatigable Dawn spacecraft is continuing its extraordinary interplanetary flight on behalf [...]

From Landing to Sophomore Year and Back Again

From Landing to Sophomore Year and Back Again

By Clara Ma Dear Fellow Martians, While the Curiosity rover is busy exploring the Martian surface, I am going to school as a sophomore at Shawnee Mission East High School in Prairie Village, Kan. I am very involved in my school’s environmental club, and this year we started a composting program in our cafeteria. I’ve [...]

Smooth Sailing: Dawn Spacecraft Passes Endurance Test

Smooth Sailing: Dawn Spacecraft Passes Endurance Test

By Marc Rayman As NASA’s Dawn spacecraft makes its journey to its second target, the dwarf planet Ceres, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft. Image credit: NASA/JPL-Caltech Dear Confidawnts, Traveling from one alien world to another, Dawn is reliably powering its way [...]

Slice of History: Infrared Ear Thermometer

Slice of History: Infrared Ear Thermometer

By Julie Cooper Each month in “Slice of History” we feature a historical photo from the JPL Archives. See more historical photos and explore the JPL Archives at https://beacon.jpl.nasa.gov/. Infrared Ear Thermometer — Photograph Number JPL-17459Ac In 1991, Diatek Corporation of San Diego put a new infrared thermometer – Model 7000 – on the market. [...]

To Be in the Right Place, Dawn Catches Up With Time

To Be in the Right Place, Dawn Catches Up With Time

By Marc Rayman As NASA’s Dawn spacecraft makes its journey to its second target, the dwarf planet Ceres, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. In this graphic of Dawn’s interplanetary trajectory, the thin solid lines represent the orbits of Earth, Mars, Vesta and Ceres. After leaving Vesta, Dawn’s [...]

Slice of History: 100 Kilogauss Magnet

Slice of History: 100 Kilogauss Magnet

By Julie Cooper Each month in “Slice of History” we feature a historical photo from the JPL Archives. See more historical photos and explore the JPL Archives at https://beacon.jpl.nasa.gov/. 100 kilogauss magnet — Photograph Number 328-430Ac An intense magnetic field facility was completed in 1964 by the Physics Section of the Space Sciences Division at [...]

While Dawn Keeps Cruising, Engineers Carry On

While Dawn Keeps Cruising, Engineers Carry On

By Marc Rayman As NASA’s Dawn spacecraft makes its journey to its second target, the dwarf planet Ceres, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft. Image credit: NASA/JPL-Caltech Dear Indawnstrious Readers, In the depths of the main asteroid belt between Mars and Jupiter, [...]

A Hard Day’s Flight: Dawn Achieves Orbital Velocity

A Hard Day’s Flight: Dawn Achieves Orbital Velocity

By Marc Rayman As NASA’s Dawn spacecraft makes its journey to its second target, the dwarf planet Ceres, Marc Rayman, Dawn’s chief engineer, shares a monthly update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft. Image credit: NASA/JPL-Caltech Dear Impordawnt Readers, The indefatigable Dawn spacecraft is continuing to forge through the main asteroid [...]

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