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Astronomy 777: Star and Planet Formation
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Maintained by LG
- Molecular clouds: Structure, kinematics, cloud cores, chemistry, life cycles.
- Turbulent fragmentation and collapse processes: Jeans mass, non-homologous collapse, hydrodynamic simulations, mm interferometry of infalling gas.
- Molecular outflows: Millimeter maps of outflows, entrainment of gas, flow mechanical luminosity and momentum supply rate, dispersal of cloud cores.
- Herbig-Haro jets: Shocks, Rankine-Hugoniot equations, proper motions, internal working surface theory, irradiated jets, giant HH flows.
- Embedded sources and T Tauri stars: Class 0 and I protostars, classical and weak-line T Tauri stars, Hayashi tracks, radiative tracks, stellar birthline, rotation, lithium, detection methods.
- Circumstellar disks and accretion: Flared and radiatively heated disks, kinematic viscosity, magnetospheric accretion, funnel flows, X-wind model, energy distributions, observations of disks.
- Pre-main-sequence binaries: Separation distribution function, fragmentation, formation of wide binaries, disk-disk interactions, disintegration of multiple systems, orbital evolution and close binaries.
- FUors and EXors: Variability, P Cygni profiles, extreme accretion, triggering mechanisms, binary FUors.
- Brown dwarfs: Spectral properties, formation scenarios, kinematics, evolution.
- Formation of the solar system: Minimum mass solar nebula, types of meteorites, chondrules and Ca-Al-rich inclusions, radioactive decay and age determination.
- Formation of giant planets: Gravitational focusing, runaway growth, gas capture, core accretion vs. gravitational instability.
- Formation of terrestrial planets: Grain agglomeration, planetesimals, Hill sphere, feeding zone, isolation mass.
- Extrasolar planets: Statistics, detection methods, orbital properties, migration, Corot and Kepler missions, transits, planetary system architectures, free-floating planets, red giants engulfing planets.
- Initial mass function: Luminosity function, mass-luminosity relation, origin and universality of the initial mass function.
- Massive stars and clusters: OB associations, cluster formation, triggered star formation, ultracompact HII regions, star formation efficiency, gas dispersal and dynamical relaxation, dissipation of clusters.
This outline is representative only, and is likely to change from instructor to instructor and from year to year. Will be taught again in 2012.
Recent instructors
- Bo Reipurth — 2002, 2006, 2010, 2012