... Some 60 million light-years away in the southerly constellation Corvus, two large galaxies are colliding. The stars in the two galaxies, cataloged as NGC 4038 and NGC 4039, very rarely collide in the course of the ponderous cataclysm, lasting hundreds of millions of years. ... Majestic on a truly cosmic scale, M100 is appropriately known as a grand design spiral galaxy. It is a large galaxy of over 100 billion stars with well-defined spiral arms that is similar to our own Milky Way Galaxy. ...

... Gravitational wave search provides insights into galaxy evolution and mergers . ... galaxies . ... Tour the Deep Sky . ... Scientists identified galaxies at 600 million light-years after the Big Bang in the Hubble Ultra Deep Field. Shouldnт??t this light have passed us long ago? Why is it just getting to us now? ... Scientists viewed galaxies that date to a time just 600 million years after the Big Bang. ... Get instant access to subscriber content on Astronomy.com! ...

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 . ...

... Our Galaxy . ... Stars . ... Image credit: ESO, Acknowledgement: VST/Omegacam Local Group Survey) . First observed in 1909, the WLM galaxy is part of the Local Group, about 10 million light years (3.1 Mpc) across, this is the set of more than 35 galaxies which includes our own Milky Way. ... I compared this little galaxy to a living fossil because looking at it gives us an insight into a past era in the UniverseтАЩs history. ... Distances and metallicities for 17 Local Group galaxies? . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Risks Comparable to NEOs . ... The Increasing Rate of Discovery of Asteroids . ... Comet and Asteroid Collision Probabilities . ... Extreme albedo comets and the impact hazard (PDF Format) . ... Asteroid Impact Animations . ... Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids - 2002 . ... The Spaceguard Survey Report, 1992 (PDF) . Tsunami from Asteroid/Comet Impacts . ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2014 February 17 . The Cosmic Web of the Tarantula Nebula . ... Were it placed at the distance of Milky Way's Orion Nebula , only 1,500 light-years distant and the nearest stellar nursery to Earth, it would appear to cover about 30 degrees (60 full moons ) on the sky. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

... At least two of them provide outdoor dining, namely the Ambassador and Gertrude's. The Indian restaurant in the Ambassador Apartments is pretty nice - especially if you can get a table outside. ... Ambassador Dining Room . ... 410 366-1484 . yes . Charles Village Pub . American . 3107 St. Paul Street . 410 243-1611 . ... 2501 N. Charles Street . ... 3215 N. Charles Street . ... 3333 N. Charles Street . ... 3215 North Charles Street . ... 3003 North Charles Street . ...

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 . ...

FOR RELEASE: August 7, 1996 PHOTO NO.: STScI-PRC96-27 GIANT STARBIRTH REGION IN NEIGHBORING GALAXY This is a Hubble Space Telescope image (right) of a vast nebula called NGC 604, which lies in the neighboring spiral galaxy M33, located 2.7 million light-years away in the constellation Triangulum. ... Image files in GIF and JPEG format and captions may be accessed on Internet via anonymous ftp from oposite.stsci.edu in /pubinfo. ...

An Ancient Universe: How Astronomers Know the Vast Scale of Cosmic Time . ... The Sun is one of hundreds of billions of stars that make up a magnificent grouping of stars we call the Milky Way galaxy. ... The other stars are so far away, however, that even at this speed, light from the next nearest star takes 4.3 years to reach us. ... The Ancient Universe - The Age of the Expanding Universe - The Age of the Oldest Stars - The Age of Light From Distant Galaxies - The Age of the Chemical Elements | ...