Slide 11 Life as an Astronomer: 1. What do Astronomers Study? zPlanets zSolar System zStars z“Star Stuff” (Interstellar Medium) zGalaxies zAGN/Quasars zClusters zUniverse…

1. The Powers of Ten and Astronomical units 2. http://micro.magnet.fsu.edu/primer/java/scienceopti csu/powersof10/index.html Astronomical Unit: au, unit of distance adopted…

Active Galaxies Galaxies with extremely violent energy release in their nuclei (pl. of nucleus). â âActive Galactic Nucleiâ (= AGN) Up to many thousand times more luminous…

Astronomy! Emily Cunningham Institut dâAstrophysique de Paris What do astronomers study? 1. Planets 2. Stars Image: NASA BLACK HOLE! SUPERNOVA! (NASA) 3. Galaxies Andromeda…

Astronomy! Emily Cunningham Institut dâAstrophysique de Paris What do astronomers study? 1. Planets 2. Stars Image: NASA BLACK HOLE! SUPERNOVA! (NASA) 3. Galaxies Andromeda…