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Roger A. Broucke (March 25, 1932 – June 21, 2005) was an aerospace engineer known for his solutions to the three-body problem. After working on practical orbital mechanics at the Jet Propulsion Laboratory , he became a professor at the University of Texas at Austin .
Orbital mechanics or astrodynamics is the application of ballistics and celestial mechanics to the practical concerning the motion of rockets, satellites, and other spacecraft. The motion of these objects is usually calculated from Newton's laws of motion and the law of universal gravitation .
CCAR is a multidisciplinary group involving faculty, staff and students from the Department of Aerospace Engineering Sciences. Its research program emphasizes astrodynamics, satellite meteorology, oceanography, geodesy, and terrestrial vegetation studies.
In astrodynamics, the characteristic energy is a measure of the excess specific energy over that required to just barely escape from a massive body. The units are length 2 time −2, i.e. velocity squared, or energy per mass.
Astrodynamics is a core discipline within space-mission design and control. Celestial mechanics treats more broadly the orbital dynamics of systems under the influence of gravity , including both spacecraft and natural astronomical bodies such as star systems , planets , moons , and comets .
The longitude of the ascending node (bright green) as a part of a diagram of orbital parameters.. The longitude of the ascending node, also known as the right ascension of the ascending node, is one of the orbital elements used to specify the orbit of an object in space.
FreeFlyer has been used to support many spacecraft missions, for mission planning analysis, operational analysis, or both. Specific mission examples include the International Space Station (ISS), [7] the JSpOC Mission System, [8] the Earth Observing System, [9] [10] Solar Dynamics Observatory (SDO), [11] and Magnetospheric Multiscale Mission (MMS).
{{Astrodynamics |expanded=listname}} or, if enabled, {{Astrodynamics |listname}} …where listname is one of the following (do not include any quotemarks): Orbital elements, Types of two-body orbits by eccentricity, Equations, Gravitational influences, N-body orbits, Preflight engineering, Efficiency measures