the interplanetary transport network: space transportation architecture for the 21st century 5 may...
TRANSCRIPT
The Interplanetary Transport Network: Space Transportation Architecture for the 21st Century
5 May 2004
Shane Ross
Everhart Lecture Series
Control & Dynamical Systems
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Animation Source: Cici Koenig
www.cds.caltech.edu/~shane
Collaborators: M.W. Lo (JPL/NASA), J.E. Marsden & W.S. Koon (CDS)
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Source: John Frassanito & Associates
Mars
Moon
Asteroids
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Source: Greg Martin
Terrestrial Planet Finder
(TPF)
Jupiter’s Moons
Io EuropaGanymede Callisto
Earth
Moon
Icy Moons
You are here
Fuel 90%
Spacecraft 10%
Now you’re here
Now you’re here
Now you’re here
Destinations, stay time => on-board fuel mass %
Rockets => limited spacecraft mass
Apollo (Lunar Lander): 61%
Pioneer / Voyager (Planetary Flybys): 46%
Galileo (Jupiter Orbiter): 42%
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Galileo (Jupiter Orbiter): 42%
NEAR (Asteroid Orbiter / Lander): 40%
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Genesis (Solar Wind Sample Return): 4%
Your car (San Francisco): 5%
Your car (Bakersfield, maybe?): 5%
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Less fuel =>more payloadmore science
Less fuel =>more payloadmore sciencemore bang per buck
Youare here
Pick your destinations
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Flybys
Pioneer and Voyager Probes
Clever path choice
Clever path choice
Genesis and other future missions
Moon’s orbit
<= Sun
Multi-Moon Orbiter
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Map of all the clever paths:Low energy passageways
Image Source: Cici Koenig
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What makes a comet or spacecraft movealong strange paths?
Look at particle motion in field of onlytwo bodies at a time
Jupiter and the Sun
KeplerQuickTime™ and a
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Image source: http://www.if.ufrj.br/famous/kepler.jpg
Newton
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Newton
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Newton
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UNSOLVABLE
All Forces
Balance
Park At Your Own Risk
All Forces
Balance
Euler
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Image source: http://ods.schule.de/schulen/herder/aktuelles/euler.jpg
Lagrange
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Lagrange Points
L4
L5
L1
L2
L3
Lagrange
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L1
L2
L1
L2Poincaré
“Chaos Theory”
L1
L2
L1
L2WINDING OFF
L1 ORBIT L2 ORBITTubes
WINDING ON
L1
L2
On One Tube
WINDING OFF
L1 ORBIT L2 ORBIT
WINDING ON
L1
L2WINDING OFF
L1 ORBIT L2 ORBIT
WINDING ON
On Both Tubes
L1
L2DEPARTING TUBE
L1 GATEWAY L2 GATEWAY
APPROACHING TUBE
Inside The Tubes
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Earth’s Neighborhood
• Sun-Earth-Spacecraft: EL1, EL2, …
• Earth-Moon-Spacecraft: LL1, LL2, … LL5
• Sun-Earth-Spacecraft: EL1, EL2, …
• Earth-Moon-Spacecraft: LL1, LL2, … LL5
GenesisSample Return
Mission
HALO ORBIT
TUBES
L2 GATEWAY
MOON
L1 GATEWAY
STATION
TUBES
L1 GATEWAY
STATION
L2 GATEWAY
MOON
EARTH
EARTH L2 HALO ORBIT
Tube Hopping
Earth
L2
Earth Rotating Frame
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Deploying Deep Space Telescopes
Lunar L1 Gateway Station
TPF @ Earth L2
STA-103 astronauts repairing the Hubble Space Telescope
Telescope Servicing
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Animation Source: Martin Lo, JPL
Moon
Asteroids
Mars
Lunar L1 Gateway Station
Deep Space Telescopes
Transportation Hub
Sun-Earth L1 , L2
Lunar L1 Gateway
MoonLow Earth Orbit
Earth
Mars
Ea
rth
’s N
eig
hb
orh
oo
d
Acc
ess
ible
Pla
ne
tary
Su
rfa
ces
Outer Planets and beyond
Sun, Mercury, Venus
Solar System Metro Map
Jupiter’s Moons
Multi-Moon Orbiter
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Jupiter Icy Moons Orbiter (JIMO)
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Much more mapping to be done!
The End
Unless otherwise stated, the source for all images not produced by Shane Ross or his co-authors and collaborators is NASA and the NASA websites www.jpl.nasa.gov and www.hq.nasa.gov