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Our journalists and guest bloggers bring you stunning imagery and the space stories that matter most.

Dawn Journal: Intricate Maneuvers

Marc Rayman • March 02, 2017 • 2

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.

Dawn Journal: Looking Back, Looking Forward

Marc Rayman • January 03, 2017 • 1

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

LPSC 2016: Differentiated meteorites provide a glimpse of the early solar system and planets

Helen Ashcroft • April 11, 2016 • 2

This year's Lunar and Planetary Science Conference included a session devoted to a group of rocks from space called differentiated meteorites, and their proposed parent bodies.

Dawn Journal: Descent to LAMO

Marc Rayman • December 02, 2015 • 12

Dawn's Chief Engineer and Mission Director Marc Rayman previews what's in store as the spacecraft moves into its final mapping orbit around dwarf planet Ceres.

DPS 2015: Solar System Formation

Erika Nesvold and John Debes • November 20, 2015 • 2

At the 47th Division of Planetary Systems meeting, many presentations touched on some of the most contentious and poorly known aspects of how planets form.

Dawn Journal: 8 Years in Space

Marc Rayman • September 28, 2015 • 18

On the 8th anniversary of the launch of the Dawn spacecraft, Chief Engineer and Mission Director Marc Rayman gives his annual summary of Dawn’s progress on its interplanetary travels.

What did Dawn learn at Vesta?

Emily Lakdawalla • October 09, 2014 • 12

It's now been two years since Dawn wrapped up its work at the second-largest asteroid. What else did we get from the Vesta encounter besides great photos? Recently, I asked Dawn's deputy project scientist, Carol Raymond, for help in summarizing a few of the big things Dawn taught us.

Pretty pictures: Vesta's dark material

Emily Lakdawalla • September 05, 2014 • 1

More masterful processing of Dawn Vesta images by Björn Jónsson, including Aelia crater and some mysterious dark splats near Fulvia crater.

Dark mountain on Vesta: Aricia Tholus

Emily Lakdawalla • July 28, 2014 • 1

Newly processed images of one of the more puzzling features on the surface of Vesta: a dark mountain named Aricia Tholus.

LPSC 2014: Water on...Vesta?

Emily Lakdawalla • March 21, 2014 • 3

At the Lunar and Planetary Science Conference, Jennifer Scully discussed possible water-carved gullies in an unusual location: within craters on Vesta. Water-carved gullies on Mars I can accept; but on an airless lumpy body? I was intrigued.

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