Post on 25-Jul-2015
transcript
1 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
DAWNEXPLORING NEW WORLDS
2 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
Dawn Explores Ceres and Vesta to Discover What They Can Tell Us About How the Terrestrial Planets Formed
Dawn is the 9th mission in NASA’s competed, low-cost Discovery Program
3 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
Dawn is the Only Mission to Orbit a Main Belt Asteroid
Vesta 2011-2012
4 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
Giant Impacts Delivered Pieces of Vesta to Earth as Meteorites
5 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
Dawn is the First Mission to Reach a Dwarf Planet
Dawn began orbiting around Ceres on March 6, 2015
Ceres 2015-2016
6 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
Dawn is Enabled by Ion Propulsion
Ion propulsion allows us to go places that would otherwise be extremely expensive or impossible within NASA’s constraints
7 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
Dawn records:
Longest powered flight: 5.3 years of operation
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Largest propulsive velocity change: 10,800 m/s (24,000 mph)
8 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
Dawn Contributes to the Effort…
9 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
…. then to Vesta & Ceres
11 Astronauts and Robots: Partners in Space Science and Exploration May 13, 2015
For More Information
http://dawn.jpl.nasa.gov http://solarsystem.nasa.gov