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