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Dawn Longs for Vesta’s Gravitational Pull

Dawn Longs for Vesta’s Gravitational Pull

By Marc Rayman NASA’s Dawn spacecraft is less than two months away from getting into orbit around its first target, the giant asteroid Vesta. Each month, Marc Rayman, Dawn’s chief engineer, shares an update on the mission’s progress. Artist’s concept of the Dawn spacecraft using its ion propulsion system during the approach to Vesta. Image [...]

A Heartfelt Goodbye to a Spirited Mars Rover

A Heartfelt Goodbye to a Spirited Mars Rover

By John Callas Mars Exploration Rover Project Manager John Callas sent this letter to his team shortly after the final command was sent to the Mars rover Sprit, which operated on the surface of Mars for more than six years and made numerous scientific discoveries. Artist’s concept of NASA’s Mars Exploration Rover. Image credit: NASA/JPL-Caltech [...]

Slice of History: Low Temperature Propellant Tests

Slice of History: Low Temperature Propellant Tests

By Julie Cooper Each month in “Slice of History” we’ll be featuring a historical photo from the JPL Archives. See more historical photos and explore the JPL Archives at https://beacon.jpl.nasa.gov/. Low Temperature Propellant Tests — Photograph Number 6-8 It was 1943 and JPL was at the beginning stages of rocket motor research and development.  Over [...]

Dawn Begins its Vesta Phase

Dawn Begins its Vesta Phase

By Marc Rayman NASA’s Dawn spacecraft is less than three months away from getting into orbit around its first target, the giant asteroid Vesta. Each month, Marc Rayman, Dawn’s chief engineer, shares an update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft. The giant asteroid Vesta, Dawn’s next destination, is on the lower [...]

JPL Web Editors for a Day

JPL Web Editors for a Day

By JPL Education, Web and Photojournal On Thursday, as part of Take Your Child to Work Day, JPLers and their kids made the climb up to The Hub, an new interactive meeting space at the lab, to test their skills as JPL web editors. Building on the success of a similar activity put on by [...]

Alien Vs. Editor: Life As We May (or May Not) Know It

Alien Vs. Editor: Life As We May (or May Not) Know It

By Steve Edberg Alien vs. Editor is a forum for questions and answers about extrasolar planets and NASA’s search for life beyond our solar system. Leave your questions for author Steve Edberg and read more on the PlanetQuest website Tubeworms that grow near the boundary where hot vent fluid mixes with cold seawater on the [...]

Slice of History: Ranger Midcourse Motor

Slice of History: Ranger Midcourse Motor

By Julie Cooper Each month in “Slice of History” we’ll be featuring a historical photo from the JPL Archives. See more historical photos and explore the JPL Archives at https://beacon.jpl.nasa.gov/. Ranger Midcourse Motor — Photograph Number 384-5117B Engineer Ted Metz proudly showed off the Ranger midcourse correction motor in a photo similar to this one [...]

Dawn Spacecraft Getting Ready for Vesta

Dawn Spacecraft Getting Ready for Vesta

By Marc Rayman NASA’s Dawn spacecraft is less than four months away from getting into orbit around its first target, the giant asteroid Vesta. Each month, Marc Rayman, Dawn’s chief engineer, shares an update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft. Image credit: NASA/JPL-Caltech Dear Conndawnsseurs, Three and a half years after [...]

In Memory of Dr. Moustafa T. Chahine, 1935-2011

In Memory of Dr. Moustafa T. Chahine, 1935-2011

The founder of the Atmospheric Infrared Sounder Mission, Team Leader Dr. Moustafa T. Chahine The founder of the Atmospheric Infrared Sounder Mission, Team Leader Dr. Moustafa T. Chahine, leaves behind a distinguished legacy of science, discovery, mentorship, and deep friendship. Beyond a career rich in accomplishment, Mous was a dear friend and colleague to so [...]

Dawn Spacecraft Creeping Up on Vesta

Dawn Spacecraft Creeping Up on Vesta

By Marc Rayman NASA’s Dawn spacecraft is a mere four months away from getting into orbit around its first target, the giant asteroid Vesta. Each month, Marc Rayman, Dawn’s chief engineer, shares an update on the mission’s progress. Artist’s concept of NASA’s Dawn spacecraft at the asteroid Vesta. The mission is four months away from [...]

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