M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

... In the Arms of M83 . ... Credit Copyright: Hubble Legacy Archive , ESA , NASA ; Processing and additional imaging - Robert Gendler Explanation: Big, bright, and beautiful, spiral galaxy M83 lies a mere twelve million light-years away, near the southeastern tip of the very long constellation Hydra . ... Publications with keywords: M 83 - spiral galaxy - star formation . Publications with words: M 83 - spiral galaxy - star formation . ... Sculptor Galaxy NGC 134 . ... Massive Stars in NGC 6357 . ...

... Home Education Classes AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . AAA Winter Astronomy Class: Measuring Distances in Space тАУ Dec 2015 тАУ Feb 2016 . AAA Spring Astronomy Class: The Physics of Astronomy тАУ February - March 2016 . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ...

Astronotes Armagh Planetarium's Stellar Blog! ... January . ... Posted on February 2, 2016 | No Comments Goodbye January blues, hello February fun! WeтАЩre already into the second month of our new year and itтАЩs been absolutely amazing for stargazing already. ... Continue Reading.. ... Posted on December 3, 2015 | ... No Comments January is the marmite of every year, individuals either love it or hate it as it brings the beginning of a New Year and new opportunities yet marks the end [ ] . ...

... December 13, 1997 . The Coma Cluster of Galaxies . ... The Coma Cluster of Galaxies pictured is one of the densest clusters known - it contains thousands of galaxies . Each of these galaxies house billions of stars - just as our own Milky Way Galaxy does. ... In fact, the Coma Cluster is so big it takes light millions of years just to go from one side to the other! Most galaxies in Coma and other clusters are ellipticals , while most galaxies outside of clusters are spirals . ...

... Editor's choices for the most educational Astronomy Pictures of the Day about clusters of galaxies: . APOD: 2006 March 21 - The Coma Cluster of Galaxies . ... APOD: 2005 November 22 - A Galactic Collision in Cluster Abell 1185 . ... A prominent example occurs on the left of the above image of the rich cluster of galaxies Abell 1185. ... Recent observations of Abell 1185 have found unusual globular clusters of stars that appear to belong only to the galaxy cluster and not to any individual galaxy. ...

... Contacts . 2008: . New dwarf galaxy discovered in the Local Group . ... New observations of radio galaxy RCJ0311+0507 (z=4.51) . ... The black hole mass was refined to be about ~10 9 M (the mass close to the limiting in radio galaxies). ... High radio luminosity of the components, given a small linear size of this radio galaxy requires the presence of non-standard methods of their formation, accounting for various merger scenarios, including the variants with dual black holes. ... Archive . ...

... Archives . ... my first AAS. ... I was questioned by two attendees, acquainted before the AAS, if I can suggest them clustering methods relevant to their projects. ... classification vs. clustering or supervised learning vs. unsupervised learning : the former terms from the pairs indicate the fact that the scientist already knows types of objects in his hands. ... Tags: Classification , clustering , cosmology , spatial statistics , supervised learning , test , unsupervised learning . ...

Supernova discovery statistics for 1999 . ... Sorted by Name For the year