Stars
Development of China-VO ZHAO Yongheng NAOC, Beijing Nov. 2003.
Interestelar dust grains
Redshift Interpretation
Stars Distances To The Stars Stars are separated by vast distances. Astronomers use units called light years to measure the distance of stars A light-year.
The Milky Way What type of galaxy is our Milky Way?? A. Spiral B. elliptical C. irregular A.
Elisabete da Cunha (ESR – IAP) MAGPOP Mid Term Review – La Palma, 12.2006 MAGPOP ESR at the Institut d’Astrophysique de Paris MAGPOP Mid Term Review La.
Galaxies with Active Nuclei Chapter 17. You can imagine galaxies rotating slowly and quietly making new stars as the eons pass, but the nuclei of some.
Galaxies Chapter Twenty-Six. Guiding Questions How did astronomers first discover other galaxies? How did astronomers first determine the distances to.
Obscured AGNs and Deep Radio Surveys D.R. Ballantyne Center for Relativistic Astrophysics, School of Physics, Georgia Tech AGN dN/dS predicted from a.
Chapter 30 Section 4 Handout The Big Bang Theory.
Ch 30 con’t.. Black Holes black hole an object so massive and dense that even light cannot escape its gravity Some massive stars produce leftovers too.
