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Discover Rosetta
Learn more about the Rosetta mission -- its goals, its journey and why it matters.
Comet Primer
Find out what makes up comets and why it's important to study them.
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Rosetta Trajectory Credit: JPL / NASA Steins in 3-D Credit: ESA ©2008 MPS Asteroid Steins: A diamond in space Credit: ESA ©2008 MPS Landslide on Lutetia Credit: ESA 2011 MPS Lutetia at Closest approach Credit: ESA 2010 MPS Approach images of Asteroid Lutetia Credit: ESA 2010 MPS Rosetta liftoff Credit: ESA/CNES/ARIANESPACE-Service Optique CSG Ariane 5G ready to lift off Credit: ESA/CNES/ARIANESPACE-Service Optique CSG, Credit: 2004 The Rosetta spacecraft without thermal blankets Credit: ESA Manipulation of Rosetta's lander at CSG facilities Credit: ESA-Service Optique CSG Manipulation of Rosetta’s Lander at CSG facilities Credit: ESA-Service Optique CSG Rosetta Flight Model thermal vacuum tests Credit: ESA Rosetta's wings unfurling Credit: ESA Rosetta thermal testing Credit: ESA/A.Van Der Geest Rosetta preparation Credit: ESA/A.Van Der Geest Rosetta preparation Credit: ESA/A.Van Der Geest Artist’s impression of Rosetta as it flies by asteroid Steins Credit: ESA, Credit: image by C.Carreau Asteroid Lutetia Credit: ESA 2010 MPS Asteroid Steins observed by Rosetta Credit: ESA ©2006 MPS Asteroid Steins seen by Rosetta's Navigation Camera "A" Credit: ESA
Multimedia
Animation of Stardust path through Wild 2 Jets Credit: JPL / NASA Interactive Comet Animation Credit: JPL / NASA Interactive Solar System Tour Credit: JPL / NASA Lutetia Flyby-Webcast replay Credit: ESA Rosetta: rendezvous with an asteroid Credit: ESA 2010 The Rosetta Odyssey Credit: ESA Rosetta Lutetia Flyby Credit: ESA

Latest News News Archive

Rosetta Discovers Haunting Beauty in Deep Space
Rosetta has beamed back close-up photographs of asteroid Lutetia.
How On Earth: Rosetta flyby of Lutetia
The radio program "How on Earth" looks at the recent flyby of asteroid 21 Lutetia.
Rosetta Triumphs at Asteroid Lutetia
Asteroid Lutetia has been revealed as a battered world of many craters.

Team Members in the News

Claudia Alexander

Claudia Alexander

In the world of space science, Claudia Alexander (AOSS PhD '93) is a household name. In addition to her position with the U.S. Rosetta Project, she was the last project manager of NASA's Galileo mission to Jupiter and, early on, was a member of the technical staff at the Jet Propulsion Laboratory. As a researcher Alexander's studies have included the evolution and interior physics of comets, Jupiter and its moons, magnetospheres, plate tectonics, space plasma, the solar wind and the planet Venus. She has written or co-authored 14 papers.  Read more...