The history and environment of a faded star: Hubble Space Telescope observations of Hanny's Voorwerp and IC 2497

INIS

• nuclei 100%
• space 80%
• telescopes 80%
• galaxy nuclei 80%
• galaxies 60%
• ionization 60%
• data 40%
• rings 40%
• luminosity 40%
• stars 20%
• images 20%
• errors 20%
• environment 20%
• gases 20%
• spectra 20%
• spectroscopy 20%
• x radiation 20%
• absorption 20%
• output 20%
• fluctuations 20%
• emission 20%
• cameras 20%
• black holes 20%
• clouds 20%
• interferometry 20%
• dusts 20%
• kinetic energy 20%
• ionized gases 20%
• seyfert galaxies 20%

Physics

• Active Galactic Nuclei 80%
• Luminosity 40%
• Hubble Space Telescope 40%
• Ionization 40%
• Spectrographs 40%
• Space Telescope 40%
• Cores 40%
• X Ray 20%
• Black Holes 20%
• Galaxy Evolution 20%
• Spectroscopy 20%
• Spiral Galaxies 20%
• Kinetic Energy 20%
• Gas Ionization 20%
• Events 20%
• Environment 20%
• Sides 20%
• Images 20%
• Output 20%
• Galaxies 20%
• Dust 20%
• Stars 20%
• Clouds 20%
• Parameter 20%
• Variations 20%
• Emission 20%
• Diameters 20%
• Kinematics 20%
• Very Long Base Interferometry 20%
• Seyfert Galaxies 20%