Ganymede . ... Ganymede Statistics . ... Hubble Finds Ozone on Jupiter's Moon Ganymede . ... Like Callisto , Ganymede is most likely composed of a rocky core with a water/ice mantle and a crust of rock and ice. ... Ganymede's mantle is most likely composed of ice and silicates, and its crust is probably a thick layer of water ice. ... Ganymede's surface is rich in water ice and Voyager and Galileo images show features which are evidence of geological and tectonic disruption of the surface in the past. ...

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• Jupiter Moon Callisto
• Jupiter's Moon Amalthea
• Saturn's Moon Rhea

... Impact craters and associated concentric rings are about the only features to be found on Callisto. ... It has a bright central region that is 600 kilometers in diameter, and its rings extend to 3000 kilometers in diameter. ... This image shows the heavily cratered surface of Callisto. ... Also visible is a fresh, sharp-rimmed crater some 90 km (56 miles) across named Igaluk (center left third of picture), and a bright zone in the south polar area (bottom of image) which could be an impact scar. ...

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• Jupiter's Moon Europa
• Jupiter's Moon Amalthea
• Europa

Io ( "EYE oh" ) is the fifth of Jupiter 's known satellites and the third largest; it is the innermost of the Galilean moons. ... Discovered by Galileo and Marius in 1610. ... Io's surface is radically different from any other body in the solar system. ... The material erupting from Io's vents appears to be some form of sulfur or sulfur dioxide. ... Analysis of the Voyager images led scientists to believe that the lava flows on Io's surface were composed mostly of various compounds of molten sulfur. ...

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• APOD: December 9, 1997 - Mysterious Features on Ganymede
• APOD: Galileo Views Ganymede
• APOD: 2002 April 13 - Pwyll: Icy Crater of Europa

Astronomy Picture of the Day . Mysterious Features on Ganymede . ... 9.12.1997 . ... Credit: The Galileo Project , NASA Explanation: Where is the rest of the circle? Jupiter 's largest moon Ganymede has some truly unusual terrain, including the pictured half circle above cut by nearly parallel curves. ... Also of interest is a dense linear crater chain that cuts across the top of the half-circle. ... 1997 1998 . ... Publications with keywords: Ganymede . Publications with words: Ganymede . ...

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• Астронет > Mysterious Features on Ganymede
• Hazing Jupiter
• Sizzling Io

... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

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• How large a body would it take to make a crater as wide as the Gulf of Mexico?
• What is responsible for the horizontal bands in Jupiter's atmosphere? |
• How deep are the craters on the Moon? | Astronomy.com

... International Year of Astronomy in Ireland . ... Christmas Moon", painting by Miruna Popescu, Armagh Observatory, featured as " Lunar photo of the Day " and " Astronomy Sketch of the Day " on 25 December 2009. ... To mark the 400th anniversary of GalileoтАЩs first use of the telescope to observe the sky, 2009 has been celebrated worldwide as the International Year of Astronomy. Moon over Armagh - link to Astronomy Sketch of the Day on 25 December 2009 . ... Monday, 11 May 2009 23:54 . ...

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• Armagh Observatory

Giant Jupiter. Jupiter . ... Jupiter has no solid surface that is why speaking about its dimensious point the radius of the upper border line of the clouds, where the presseru is about 10 KPa; radius of Jupiter on the equator is 71400 km. ... The Jupiter satellites. ... Nowadays 16 satellites of the Jupiter are known: Adrastea, Mitis, Amaltea , Phina,then 4 Galilei satellites: Io , Europe , Hanimed , Callisto , Leda, Aimalia, Zicitea, Elara, Ananke, Carme, Pasipe and Sinope. ... Jupiter's ring. ...

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Planetology from the cm to the nm wavelength ranges: Arecibo Observatory, ALMA and IAA-CSIC R. Rodrigo1/L.M. Lara (IAA-CSIC) Granada (Spain) 1 Visiting Professor at Arecibo Observatory and at Universidad Metropolitana de Puerto Rico Luisa M. Lara Minor bodies and minor planets with ALMA § Continuum ­ Asteroids · Map of the shape, large-scale surface features, and surface temperature distributions of the 700 largest objects in the main asteroid belt and the hundred largest Jupiter Trojans. ...

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• Jupiter's satellites National Astronomy and Ionosphere Center (Arecibo
• Features of the Installer

... 11 Yellow-Green (78% transmission): Contrasts well with the red and blue characteristics of surface features on Jupiter and Saturn. ... 82A Light Blue (73% transmission): Useful on the Moon, Mars, Jupiter, and Saturn, this subtle pale blue filter enhances areas of low contrast while avoiding significant reduction of overall image brightness. ... Meade Series 4000 Photo-Visual Color Filters may be ordered individually or in the following sets: . ... Meade Series 4000 Broadband Nebular Filters . ...

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... Ж.Ф. Родионова, А.А.Карлов, Т.П. Скобелева и др. ... Sternberg State Astronomical Institute, 119899, Moscow, Russia; jeanna@sai.msu ru. ... Moscow State University, Vorobjovy Gory, 119899, Moscow, Russia. Brown University - Vernadsky Institute Microsymposium 34, October 8-9, 2001, Moscow, Russia . ... Rodionova J1., ... Sternberg State Astronomical Institute, Moscow University, jeanna@sai.msu.ru . ... 1 Sternberg State Astronomical Institute Lomonosov Moscow University, Russia; marss8@mail.ru . ...

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• Майкл Грегори Гордон
• Gregory G. Michael
• Morphological Catalogue Of The Craters Of Mars

Ganymede is the largest moon in our solar system, larger even than the planets Pluto and Mercury. ... Ganymede's surface consists of two main types of terrain: old, dark polygonal units, and young, bright valleys and ridges (see figure 11 ). ... In a similar way, hitting a large block of ice with a hammer makes white marks. ... Ganymede as seen by Voyager 2. ... Because Voyager couldn't spot any large impact craters, scientists have concluded that the moon's surface is young. ... Moon . ... Europa . ...

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• ASP: Into Thick Air
• ASP: Good Astronomy Activities on the WWW
• ASP: Jupiter?s Moons and the Longitude Problem

Go directly to the moons of: . Mercury Venus Mars Jupiter Saturn Uranus Neptune Pluto . MARS . Pronunciation . Earth's Moon . ... Aeolis . ... Aestuum . ... Aeria . ... A-muh-ZAHN-is . ...

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• Planets and Moons

... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... ESO . ... Survey Telescopes . ... ESO Supernova . ... Star Clusters . ... Stars@ESO . ... ESO 3.6-metre telescope . ... MPG/ESO 2.2-metre telescope . ... ESO 1-metre Schmidt telescope . ... Future Projects . ... This NASA/ESA Hubble Space Telescope image shows the positions of the past, present and predicted future appearances of the Refsdal supernova behind the galaxy cluster€а MACS J1149+2223 . ...

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• A fireball in the atmosphere of Jupiter | ESO
• ESO - My data shows an extended, bright feature - what can this be?
• ESO - I see unexpected boxy emission-like features in my REDL spectra - where

... 142,800 Mean density (kg/m^3) .. ... 5.203 Rotation period (length of day in Earth hours).. 9.8 Revolution period (length of year) (in Earth years). 11.86 Obliquity (tilt of axis) (degrees).. 3.08 Orbit inclination (degrees).. 1.3 Orbit eccentricity.. 0.048 Mean surface temperature (K)........................ 120 (cloud tops) Visual geometric albedo.. 0.44 Atmospheric components.............................. 90% hydrogen, 10% helium, .07% methane Rings.. ...

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• Nov 13: Jupiter II
• Current Surface Maps
• Digital Stellar Spectra

In early mid-infrared observations (c 1970) two prominent dust emission features were discovered. ... Soon after the discovery of the silicate features another feature at about 11.3 microns was discovered in the spectra of some carbon stars, not as wide or as strong as the silicate features but still thought to be due to a solid material. ... less common features: extreme carbon stars, the AlO/silicate complex, the "unidentified infrared" features, unusual silicate features . ...

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• Discovery and Analysis of 21 ѕ®m Feature Sources in the Magellanic Clouds
• Target Identification
• Supersonic Motions in the Upper Atmosphere of Jupiter Detected at Ly- with GHRS

... gradients dependencies on solar wind parameters and IMF; . ... fate of thermal plasma at the dayside magnetopause. velocity-dispersed injections of the thermal and superthermal ions from LLBL at cusp and cleft (lowest energy VDIS-2 events); . ... outer cusp processes, role of outer cusp indentation, plasma entry (laminar reconnection, turbulent diffusion, others), role of turbulent boundary layer; . how is the magnetosheath plasma heated near magnetopause and cusp? . ... cusp/cleft wave emissions. ...

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• Planetary Magnetism

Subject, Problems and Objects of Theoretical Astrophysics. ... Stellar Photospheres, Their Features. ... Physics of Continuous Radiation Absorption in Stellar Photospheres. ... Continuous Radiation Absorption in Stellar Photospheres of Various Spectral Classes. Solar Type Photospheres. ... Characterisics of Absorption Lines. ... Interstellar Absorption Lines, Their Features. ... Physical and Dynamic Features of Interstellar Medium, Which Follows from Observations of Interstellar Absorption Lines. ...

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• General Astrophysics
• Internal Structure of Stars
• Practical Astrophysics

Next: Coordinate Systems Up: IRAF/PROS Previous: Other Types of Files . A few new features and enhancements to the standard IRAF system have been introduced with the PROS software: . ... Default compound extensions are used by the PROS tasks when no extension is given for the output file name. Most PROS tasks allow the output file name to be defaulted, with the convention that the output file name will be composed of the input `root' name, plus the default extension specific to the task. ...

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• The AstroStat Slog Blog Archive Bayesian machine learning workshop, featuring
• The AstroStat Slog instrumental features
• The AstroStat Slog feature detection

... 8, ``Celestial Mechanics'', 2002 The motion of asteroids at the 5:2 resonance with Jupiter T. Yu. Galushina Tomsk State University, Tomsk, Russia The present work is devoted to investigation of Near­Earth asteroids (NEAs) motion at the 5:2 resonance with Jupiter. ... The initial parameters of orbits were taken from Bowell catalog on January 26, 2002 (ftp://ftp.lowell.edu/pub/elgb/astorb.dat). ... Orbital evolution of near--Earth asteroids close to mean motion resonances. ...

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... title='Набор ножей Fiskars 857197' border='0' align='left' width='120' style='margin-right: 20px;' hspace='7' vspace='5'/> . Бренд: FEATURING . Цвет: натуральный . Размер: M . ... Возраст от месяцев: -2147483648 . ... Пол: Унисекс . ... Он отлично сохраняет тепло, позволяя малышам играть на полу. ... Свободный крой, капюшон, удобные карманы и чуть укороченный дизайн - хлопковая куртка Sorrento Jacket поможет Вам создать непринужденный образ и дополнить Ваш лук прохладным летним вечером. ...

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• Featuring куртка - FEATURING - FEATURING Ботинки
• Мешочек с Вашим текстом "Мальчишу-плохишу" Новогодние поделки "Живые открытки"
• Кроссовки Umbro - Umbro - Umbro Discovery: Катастрофы, изменившие авиацию