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 . ...

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... 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 . ...

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• New Approaches to Risk Assessment from Near-Earth Objects

Astronomy Picture of the Day . Animation of Asteroids Passing Near Earth . ... The above time-lapse animation follows the orbit of the Earth around the Sun for two months in 2002 as numerous asteroids , also known as minor planets , approach and pass by. ... Although none of the plotted objects came inside the orbit of our Moon, our Solar System is filled with objects as small as bits of sand, usually left by a comet, that appear as meteors as they streak into the Earth's atmosphere every day. ...

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• Астронет > Animation of Asteroids Passing Near Earth
• Journal "Peremennye Zvezdy"
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... 2008 September 8 . Rosetta Spacecraft Passes Asteroid Steins . Credit Copyright: Rosetta Team , ESA . ... Such was the case on Friday for ESA 's Rosetta spacecraft on its way to comet Churyumov-Gerasimenko in 2014. ... Space scientists will now study the data taken by Rosetta of asteroid Steins in an effort to better understand its composition, origin, and why the asteroid reflects light so well. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

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• APOD: 2011 November 9 - Asteroid 2005 YU55 Passes the Earth
• APOD: 2005 July 31 - Solar System Object Larger than Pluto Discovered
• APOD: 2008 January 30 - Asteroid 2007 TU24 Passes the Earth

... An artificial comet holds secrets to Earths life . ... Astronomers recently discovered that Scholz's star passed close to the Sun 70,000 years ago. Wouldn't its gravity have sent Oort Cloud comets raining into the inner planets? ... COMETS | OORT CLOUD . Based on the number of long-period comets that enter the inner solar system, astronomers estimate there are probably trillions of them in the Oort Cloud. Get instant access to subscriber content on Astronomy.com! ... Discover | ...

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• NASA captures new images of large asteroid passing Earth | Astronomy.com
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... Luminous blue variable (LBV) stars are the most massive stars with 40-120 solar masses, which are passing the short stage of evolution losing their hydrogen envelopes before exploding as Supernovae. These are extremely rare objects, only about a dozen of the most massive LBVs are known in the Galaxy. ... In the spectral observations of stars with infrared circular nebulae, found in the Spitzer survey (24 microns), a new LBV star in the Galaxy was discovered. It was named MN112. ...

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• Detection of unique bright radio flare of X-ray binary

Geotimes -- November 2005 -- Two more moons for "planet" Pluto http://www.geotimes.org/nov05/WebExtra110305.html Web Extra Thursday, November 3, 2005 Two more moons for Pluto When the New Horizons spacecraft finally reaches Pluto in July 2015, researchers will have more objects to study than previously thought. In addition to Pluto's confirmed moon Charon, astronomers have detected two more orbiting celestial bodies, which could help reveal how the planet and moon system formed. ...

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Asteroid 2055 YU55 passes close by Earth; how close did it get? ... As Elizabeth Flock reported: An asteroid the size of an aircraft carrier missed Earth by only 200,000 miles as it flew by Tuesday night the closest an asteroid has been to Earth in 200 years Asteroid 2005 YU55, as it has been dubbed, streaked by at about 30,000 mph, but some scientists and lucky amateur astronomers caught a glimpse in their telescopes, where they saw strange structures on the asteroid\u2019s dark-colored surface. ...

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• MacroRunner (ImageJ API)

... Kuiper belt objects are icy bodies in the outer solar system. ... Views of Kuiper Belt Objects . Object 1993 SC . This image shows a small part of the discovery frames of 1993 SC, one of the brightest Kuiper-Belt objects so far discovered. ... Assuming that Object 1993 SC reflects light much like other primitive asteroids and comets in the out solar system, the diameter is around 300 kilometers (186 miles), or just a quarter the size of Pluto's moon Charon. ... Comet Shoemaker-Levy 9 Impact . ...

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• APOD: 2000 December 15 - IC443's Neutron Star
• Asteroid Toutatis
• Asteroid Castalia

... By admin May 20, 2013 Posted in: Comets and Asteroids . ... One asteroid with a suitably menacing name and an equally threatening demeanor is the asteroid 99942, Apophis, discovered in 2004.€а Named after the ancient Egyptian god€а of darkness and chaos, this asteroid€а sought fame as it had promised to live up to its name and plunge the Earth into turmoil as its orbit brought it straight in line with a head-on collision with the Earth in 2036. ... The new postponed doomsday date was April 13 th...

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• VP113 Comes Out of the Darkness | Astronotes
• Rings Around an Asteroid | Astronotes
• Pluto and Eris: when is a planet not a planet? | Astronotes

Image credit: Michael Nolan, Arecibo Observatory. These radar images of near-Earth asteroid 2001 SN263 were obtained on 2008 Feb 12 and 13. ... Image from Feb 12 . ... First near-Earth triple asteroid discovered by Arecibo Observatory . ... was discovered this week by astronomers at the sensitive radar telescope at Cornell University?s Arecibo Observatory in Puerto Rico. ... For example, Arecibo has discovered more than half of the near-Earth binary asteroid systems discovered since 1999. ...

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• Asteroid 1998 QE2 and Moon Safely Pass Earth
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... Bad Astronomy . ... Mad Science . ... Site Info . ... Public Talks . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Who is this guy who calls himself "The Bad Astronomer?" ... First, yes, I am a real live astronomer (when people ask me what astronomers do, I tell them "They astronom !" ... These are emitted by powerful objects like black holes, exploding stars, and super-dense neutrons stars. ... Finally, am I really a bad astronomer? ... 2008 Phil Plait. ...

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• Phil Plait's Bad Astronomy: Bitesize Astronomy
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• Phil Plait's Bad Astronomy: Mad Science

... Asteroid . ... In case you didn't hear about it, which you probably didn't: On Jan. 7, an asteroid 1,000 feet across -- nearly three times the current diameter of Marlon Brando -- barely missed the Earth, which is most likely your planet of residence. ... What if this asteroid had hit the Earth? ... As it happens, the American Astronomical Society was holding a conference in Washington AT THE VERY SAME TIME as the asteroid nearly hit the Earth. ...

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... Latest Supernovae . ... Sorted by Name For the years covered, 7501 supernovae and 114 extragalactic novae were reported. 376 of these supernovae were named by CBAT, 1714 were given possible supernova designations, and 5411 were not reported to CBAT. 219 supernovae were found in NGC/IC galaxies, 874 were found in named galaxies 341 objects were discovered by amateurs 4 were brighter than 13th Magnitude 208 were brighter than 16th Magnitude 1079 were brighter than 18th Magnitude 1349 ...

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• Bright Supernova pages - Statistics for 2001
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• Bright Supernova pages - Statistics for 2003

This is a copy of a Press Release from E.S.O. Eight years after the passage of Comet Halley in early 1986, astronomers at the European Southern Observatory have succeeded in obtaining an image of this famous object at a distance of no less than 2,820 million km from the Sun. ... The image shows the 6 x 15 km avocado-shaped nucleus as an extremely faint point of light without any surrounding dust cloud. ... This observation was made with the ESO 3.58 metre New Technology Telescope (NTT). ...

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• Olivier Hainaut
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... A tussle in the distant Universe. This Hubble Space Telescope image shows evidence for a merger between a quasar and a companion galaxy. The quasar is the bright object just beneath the image center, and the wisps of material around it are remains of a galaxy disrupted by the interaction between it and the quasar. ... Galactic Nuclei: Old Quasars? Quasars as Probes of the Distant Universe . ... Quasars. ... The name quasar is made up with parts of the words "quasi-stellar radio." ...

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• ASP: More About Deep Space Objects and Cosmic Terms
• ASP: The Comet About to Smash into Jupiter
• ASP: Black Holes

... Comet Animation . ... Comet structures are diverse and very dynamic, but they all develop a surrounding cloud of diffuse material, called a coma, that usually grows in size and brightness as the comet approaches the Sun. ... As comets approach the Sun they develop enormous tails of luminous material that extend for millions of kilometers from the head, away from the Sun. ... The evaporated molecules boil off and carry small solid particles with them, forming the comet's coma of gas and dust. ...

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• Astronomical Names
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... Astrophysics Group . ... Pulsars . ... Stars ? ... The array was designed to detect compact radio sources such as these by virtue of the fact that they would scintillate (twinkle) when observed from the Earth through the interplanetary medium ? ... One of Antony Hewish?s research students, Jocelyn Bell, was set the task of operating the telescope and inspecting the daily charts for the kind deflections in the trace which occurred when a scintillating source passed over the array. ...

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• Some notes on the GNU toolchain Bojan Nikolic web pages (r. 329)

T he Siding Spring Survey (SSS) is a Near-Earth Object search program that utilises the 0.5-m Uppsala Schmidt Telescope at Siding Spring Observatory, N.S.W., Australia. ... The mission of the Siding Spring Survey is to contribute to the inventory of near-earth objects (NEOs), or more specifically, the potentially hazardous asteroids (PHAs) and comets (PHOs) that may pose a threat of impact and thus harm to civilization. ... Based on the CSS Mission page . ... Siding Spring Survey Main Page . ...

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• Untitled1
• The High-Z SN Search Description
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... You can "attach" arbitrary string-pointer pairs to a GtkObject instance, in effect adding a new data member. ... GtkWidget* button = gtk_button_new(); GtkWidget* label = gtk_label_new(_("Foo")); gtk_object_set_data(GTK_OBJECT(button), "my_label_key", label); . ... void gtk_object_set_data (GtkObject* object , const gchar* key , gpointer data ); . void gtk_object_set_data_full (GtkObject* object , const gchar* key , gpointer data , GtkDestroyNotify destroy ); . ... Object Finalization . ...

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• The GTK+ Object and Type System
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