Methods statistical Instabilities Outflows Stars protostars Protoplanetary disks Radiative transfer Astrophysics - High Energy Astrophysical Phenomena Herbig Ae/Be Infrared planetary systems Planets and satellites dynamical evolution and stability Radio lines ISM Molecular physics Planets and satellites detection Extinction ISM molecules Scattering Molecular processes Circumstellar matter Astrophysics Accretion discs Magnetohydrodynamics MHD Techniques radial velocities Comets Dust X-rays galaxies Stars imaging Mars Pluto Stars formation Pulsars general Astrophysics - Astrophysics of Galaxies Instrumentation adaptive optics Hydrodynamics Gamma ray VHE Instrumentation high angular resolution Stars rotation Brown dwarfs ISM abundances ISM jets and outflows Astrophysics - Solar and Stellar Astrophysics Planets and satellites atmospheres Techniques interferometric Surveys Acceleration of particles Submillimeter ISM Stars magnetic field Infrared stars Polarization ISM clouds Interstellar medium Stars variables T Tauri Exoplanets Astrophysics - Instrumentation and Methods for Astrophysics Radiation mechanisms non-thermal Stars late-type Spectroscopy X-rays binaries Stars evolution Star formation Black hole physics Astrophysics - Earth and Planetary Astrophysics Stars early-type Methods data analysis Stars solar-type Stars low-mass Planets and satellites formation Techniques polarimetric Techniques high angular resolution Binaries visual Stars fundamental parameters Techniques spectroscopic Planetary systems Gamma rays general Galaxies Seyfert Submillimeter planetary systems Turbulence Stars pre-main sequence ISM structure Galaxies active HESS Techniques image processing Astrometry Binaries general Accretion disks Molecular data Stars massive Methods observational Astrochemistry Binaries close Methods numerical Polarimetry Planet formation Protoplanetary discs Stars activity Planet-disk interactions Planets and satellites gaseous planets Stars winds Accretion Techniques photometric