Hubble Observations Shed New Light on Jupiter Collision . Was it a comet or an asteroid? ... Their initial findings, combined with results from other space-borne and ground-based telescopes, shed new light on Jupiter's atmospheric winds, its immense magnetic field, the mysterious dark debris from the impacts, and the composition of the doomed comet itself. ... Hubble's ultraviolet observations show the motion of very fine impact debris particles now suspended high in Jupiter's atmosphere. ...

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• Jupiter's Moon Amalthea
• Arcetri Solar Physics Group: High Resolution Studies
• Comet Shoemaker-Levy 9

... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

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• High Resolution HST Images of Pluto and Charon (ESO Press Release 09/94)
• ESO - The European ELT
• Video News Release 2: The high-dispersion UVES spectrograph | ESO

About us . ... Telescopes . ... Apart from the 6-meter telescope BTA two small telescopes are operative at SAO: the 1-m and 0.6-m telescopes, both manufactured by Carl Zeiss, Jena, are located near the BTA. ... These telescopes are used for adjusting the equipment and techniques of observations used at the BTA. ... The observational time allocation and also a brief description of the equipment of the 1-m telescope, which is used either permanently or mainly on this telescope, are presented below. ...

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• Telescopes
• The Present and Future of Small and Medium Size Telescopes

... Tonight's Sky . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Observing springtime deep-sky objects with a large telescope . Springtime observing for small telescopes . ... Astronomy magazine Senior Editor Michael E. Bakich highlights the objects you can see this spring using a small telescope. ... In this video, Astronomy magazine Senior Editor Michael E. Bakich shows you some great small-telescope targets you can find in the spring sky. ...

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• Winter observing targets for small telescopes | Astronomy.com
• Observe the Moon with a small telescope | Astronomy.com
• The Hubble Space Telescope found a galaxy that was completely formed within 480

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Astrophysics graduate student programs . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Radio emission from Jupiter was first serendipitiously discovered at decametric wavelengths by Franklin and Burke in 1955. ...

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• Australia Telescope National Facility
• Observing with ATNF Telescopes
• HI in small elliptical galaxies

Space Telescope Science Institute . ACS Instrument Handbook Cycle 19 . ... Advanced Camera for Surveys Instrument Handbook for Cycle 19 > Chapter 5: Imaging > 5.3 Wide Field Optical CCD Imaging . ... 5.3.1 Filter Set . ... WFPC2 and Johnson-Cousins filters . All of the most commonly used WFPC2 filters are included in the ACS filter set. ... Narrow Band filters . ... ACS includes a complete set of ramp filters that provide full coverage of the WFC wavelength range at 2% and 9% bandwidth. ...

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• Initial Hypotheses
• The Dust-to-Gas Ratio in the Small Magellanic Cloud Tail
• HST Primer for Cycle 22

... Astrophysics Group . ... VSA . ... CAT . ... The Very Small Array is a custom-built radio telescope (operating between 26-36 GHz), designed expressly to make high resolution observations of the cosmic microwave background (CMB) radiation on angular scales around and below one degree. ... The VSA has been operated in ?compact array? and ?extended array? configurations (see the technical description below) and data collected to achieve high sensitivity in both regimes have been analysed. ... 1.75 GHz)...

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• Astrophysics Group CAT
• Emily Curtis
• Astrophysics Group MRAO Telescopes

... Telescope . ... In 2009 a new Electron Multiplying Frame Tranfer CCD Andor iХon DU-888 was purshased with support from Excellence Cluster Universe, Technische Universitaet Muenchen and delivered to RTT150 telescope. ... First scientific observations were made on 3--10 November 2009. In particular, the time resolved observations of Crab pulsar were made (33 ms pulse period). In the Figure we show the pulse profile with 7 msec time resolution, obtained in a single 10 minute long observation. ...

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• GRANAT Home Page
• RTT150 telescope: GRB 050319
• RTT150 telescope: GRB 041006

... Meade Instruments Corporation . ... Refracting telescopes (Meade Models NG-60, NGC-60, DS-2070AT, ETX-70AT, LXD55-AR5, LX55-AR6 ) and mirror-lens telescopes ( ETX-90AT, 105AT, 125AT, LXD55-SC8, 8LX90, LX200 GPS Series ) are generally more versatile in a wide array of land and astronomical applications. ... The intermediate-level observer, or the non-casual telescope user who wishes to purchase one telescope for a lifetime, should consider a Meade Model LXD55 series, 8LX90, or LX200GPS. ... Meade 4M ...

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• UHTC Coatings: Ultra High Transmission Coatings, Special Coatings, Telescopes,
• Meade Series 4000 Photo-Visual Color Filters
• Meade Instruments - Telescopes, Solar Telescopes, Binoculars, Spotting Scopes

Asteroid 2005 YU55 was listed on NASA's "Sentry Risk Page" as having as small (about one in 10 million) chance of hitting the Earth in the next century. We observed this asteroid with the Arecibo Planetary Radar system on April 19-23 2010. ... We obtained radar images of asteroid 2005 YU55 at 11 PM local time on 2011 Nov 9 using the Arecibo Observatory Planetary Radar System in Puerto Rico and the Robert W. Byrd Green Bank Telescope in West Virginia. ... Last modified 2011 November 14 . ...

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• The 305m Telescope National Astronomy and Ionosphere Center (Arecibo
• Venus National Astronomy and Ionosphere Center (Arecibo Observatory)
• Solar System Studies at AO

ASTRONOMY BEHI ND THE HEADLI NES A podcast for Infor mal Science Educator s from the Astr onomi cal Society of the Pacifi c www.astr osociety.or g/ abh Episode 4: IMPACT ON JUPITER with Dr. Hei di B. Hammel, Space Science Institute Written by Caroly n Collins Peters en Music by GEODESI UM Soundtrack pr oducti on by Loch Ness Productions Produced by the Astronomical Soc iety of the Pac ific HOST: Welcome to Astronomy Behind the Headlines, a podcast by the Astronomical Society of the Pacific. ...

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• ASP: The Comet About to Smash into Jupiter
• ASP: The New and Improved Hubble Space Telescope
• ASP: Astronomy Behind the Headlines

APO has implemented a prototype guide camera for the 0.5-m Telescope. ... Guiding will continue unless a guide star is lost (clouds, high background from moon or twilight, or the telescope is slewed to another field). ... ACP maintains the guiding for the same field and will not re-acquire a guide star unless the field moves (example excessive tracking jumps) or ACP needs to re-center the object. ... The prototype guider is in shared-risk mode. ...

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• APO Home Page
• Safety.html

... Apr 14, 2016 - Monthly Meeting . ... The Amateur Telescope Makers of Boston, Inc. ATMoB) is an astronomy club devoted to telescope making, observing, and studying the heavens. ... CURRENT MOON . ... April Sky . ... Lyrids Meteor Shower . ... Sources: NASA JPL Space Calendar , StarDate Online , Sky Telescope , Harvard-Smithsonian Center for Astrophysics , RASC Observer’s Handbook , Abrams Planetarium Sky Calendar and Astronomy Magazine . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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... These detailed Hubble Space Telescope close-ups feature Jupiter's ancient swirling storm system known as the Great Red Spot. They also follow the progress of two newer storm systems that have grown to take on a similar reddish hue: the smaller "Red Spot Jr." (bottom), and smaller still, a "baby red spot". ... With a four-kilometer drop, this high cliff surrounding Echus Chasma, near an impressive impact crater, was carved by either water or lava. Happy People Dancing on Planet Earth . ...

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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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• Siding Spring Observatory's 2.3 m telescope (wide and high vantage point)
• Siding Spring Survey Follow-up Obs
• Jupiter from ANU's 24-inch telescope

... Comet Tutorial . ... On July 1, 1993 an image was taken with the Hubble Space Telescope (HST) that clearly shows at least 15 individual fragments in one image frame of the train. ... This made an accurate orbit (or orbits) difficult to determine; however, after numerous observations of the comet, astronmers determined that the comet had passed within 96,000 kilometers (60,000 miles) of the center of Jupiter or 25,000 kilometers (16,000 miles) from the cloud tops during the July 8, 1992, approach. ...

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• Jupiter's Moon Amalthea
• Seeing the Solar System
• Comets

... Shortly after its discovery it was determined to be in a highly elliptical path near Jupiter and on a collision course. ... The size and mass of the original body and the individual fragments is as of this writing still highly uncertain. ... Between 16 July 1994 and 22 July 1994 the fragments impacted the upper atmosphere of Jupiter. ... The pictures were posted to the Net within hours of the impacts and caused severe overloading on some ftp and WWW sites. ... JPL's SL9 page . ... Small Bodies .. ...

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• APOD: 2003 August 19 - Mars Through a Small Telescope
• APOD: 2009 July 23 - Jupiter's Impact Scar
• APOD: 2009 September 8 - Unexpected Impact on Jupiter

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

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• VLT First Light

... Over the course of a week two secondary students James Hadnett and Liam Fields observed NEAs using one of two 2-Metre telescopes courtesy of the Faulkes Telescope Project which are positioned in the Northern and Southern Hemisphere. This was made possible with the aid of Las Cumbres Observatory who, with their Global Telescope Network, give educational establishments the chance to observe with a high grade telescope. ... Comet C/2012 F6 (Lemmon) observed on 2013 July 1st. ... 2013 July 5th . ...

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• Armagh Observatory
• Small-Scale Dynamic Events in the Solar Atmosphere
• Faulkes Telescope

Observational Stellar Astronomy . Articles | ... We are made of star stuff" . ... TEMPERATURE OF A STAR: . ... The temperature of a star can be found out easily by simple observations. ... STAR . ... SPECTRAL CLASS: . All the stars in this universe are divided in to spectral classes based on their spectral lines. ... The spectral class of a star and the temperature of a star are related. So the spectral class can be found for a star since we know its temperature. ... www.astronomy.net . ...

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• International Small Telescope Cooperative, AstroGuide Listing
• Magnification (Power) And Using Eyepieces - an Astronomy Net Article
• Finding Himalia, The Fifth Brightest Moon Of Jupiter - an Astronomy Net Article