... 2010 April 13 . Unusual Spiral Galaxy M66 from Hubble . ... Explanation: Why isn't spiral galaxy M66 symmetric? ... Spiral galaxy M66, pictured above , spans about 100,000 light years , lies about 35 million light years distant, and is the largest galaxy in a group known as the Leo Triplet . Like many spiral galaxies, the long and intricate dust lanes of M66 are seen intertwined with the bright stars and nebulas that light up the spiral arms. ... About APOD | ...

... APOD: 2009 April 7 The Colliding Spiral Galaxies of Arp 274 . ... Credit: NASA , ESA , M. Livio ( STScI ) and the Hubble Heritage Team ( STScI / AURA ) Explanation: Two galaxies are squaring off in Virgo and here are the latest pictures. ... Besides the two large spiral galaxies , a smaller third galaxy is visible on the far left of the above image of Arp 274, also known as NGC 5679. ... April 2009 . ... Publications with keywords: colliding galaxies . ... The Colliding Spiral Galaxies of Arp 271 . ...

Our publications in 1997 year Izotov, Yu. I.; Thuan, T. X.; Lipovetsky, V. A. Dwarf Galaxies: Probes for Galaxy Formation and Evolution, Joint Discussion 2, 21 August 1997, Kyoto, Japan. Izotov, Yuri I.; Thuan, Trinh X.; Lipovetsky, Valentin A. Astrophysical Journal Supplement, 01 1997, v.108, p.1 . ... Pustil'nik, S. A.; Lipovetsky, V. A.; Izotov, Y. I.; Brinks, E.; Thuan, T. X.; Knyazev, A. Y.; Neizvestnyi, S. I.; Ugryumov, A. V. Pis'ma Astron. ... 74, August 1997, p. 536 . ...

... 2000 April 4 . A Superwind from the Cigar Galaxy . Credit: FOCAS , Subaru 8.3-m Telescope , NAOJ . Explanation: What's lighting up the Cigar Galaxy? ... The filaments extend for over 10,000 light year s. The 12-million light-year distant Cigar Galaxy is the brightest galaxy in the sky in infrared light, and can be seen in visible light with a small telescope towards the constellation of Ursa Major . ... About APOD | ...

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 . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... This image of the Tarantula Nebula comprises one of the largest mosaics ever assembled from Hubble photos and includes observations taken by HubbleтАЩs Wide Field Camera 3 and Advanced Camera for Surveys, combined with observations from the European Southern ObservatoryтАЩs MPG/ESO 2.2-metre telescope which trace the location of glowing hydrogen and oxygen. ... Subscribe to Astronotes . ...

... Gravitational wave search provides insights into galaxy evolution and mergers . ... Four spiral galaxies in Leo . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Hubble observes galaxies' evolution in slow motion . ... The Omicron Velorum Cluster, spiral galaxy NGC 2784, and spiral galaxy NGC 2787 ...

The Structure and Energetics of Active Galactic Nuclei Bradley M. Peterson The Ohio State University 2002 April 4 Hubble Science Legacy 1 The AGN Paradigm · The black-hole + accretion-disk model is finally fairly secure ­ Black-hole mass measurements have unknown systematic uncertainties · No generally accepted models for emission and absorption regions, though disk-related outflows seem most promising 2002 April 4 Hubble Science Legacy 2 Major AGN Questions · What are the masses AGN black holes? ...

... 2011: . Detection of galaxies with large peculiar velocities . ... New galaxies with polar rings . ... The new catalog contains 275 galaxies. ... Radio galaxy RC J0311+0507, a unique object of the early Universe . ... The estimation of the stellar population age in the host galaxy via the multicolor photometry (BTA) and new infrared data (UKIRT, 2011), amounting to 0.8 Gyr results in the moment of its formation when the universe was about 0.5 milliard years old (z~10). ... Archive . ...

An image of the grand design of spiral galaxy M100 obtained with NASA's Hubble Space Telescope resolves individual stars within the majestic spiral arms. ... Hubble has the ability to resolve individual stars in other galaxies and measure accurately the light from very faint stars. This makes space telescope invaluable for identifying a rare class of pulsating stars, called Cepheid Variable stars embedded within M100's spiral arms. ... 617) 495-7062 . Fax: (617) 495-7356 . ...

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Slacker Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Life Under the Moon . ... Seeing Jupiter's Moons . ... Time Zones and the Spherical Earth . A Companion to the Earth? ... December 19, 1999) . ... Big Moon, Little Moon . ... How Big is the Moon