... 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 . ...

... NGC 1316: After Galaxies Collide . ... Their investigation indicates that NGC 1316 is an enormous elliptical galaxy that started, about 100 million years ago, to devour a smaller spiral galaxy neighbor, NGC 1317, just above it. ... Giant star forming region W5 is over 200 light-years across and about 6,500 light-years away in the constellation Cassiopeia. ... Compact and round, NGC 7008 is recognized as a planetary nebula about 2,800 light-years distant in the nebula rich constellation of Cygnus. ...

... August 30, 1999 . Looking Back on an Eclipsed Earth . ... Explanation: Here is what the Earth looks like during a solar eclipse. ... Only observers near the center of the dark circle see a total solar eclipse - others see a partial eclipse where only part of the Sun appears blocked by the Moon . This spectacular picture of the 1999 August 11 solar eclipse was one of the last ever taken from the Mir space station , as Mir is being decommissioned after more than ten years of productive use. ...

... 2004 August 18 . Lightning on Earth . ... It is known that charges slowly separate in some clouds causing rapid electrical discharges (lightning), but how electrical charges get separated in clouds remains a topic of much research. Nevertheless, lightning bolts are common in clouds during rainstorms, and on average 6000 lightning bolts occur between clouds and the Earth every minute. ... NASA launched the TRMM mission in 1997 that continues to measure rainfall and lightning on planet Earth . ...

... An artificial comet holds secrets to Earths life . ... Supernova showered Earth with radioactive debris . ... Solar eclipse travelogue: Sulawesi delivers a spectacular eclipse . ... Tune into the Asteroid Day press conference . ... Asteroid DayУ?т??т??s Don Yeomans: Will asteroid 2013 TX68 strike Earth? ... As Earth was molten early during its formation, dense metals should have sunk toward the core, yet iron is found closer to the surface. Did asteroids and comets deliver some of these materials? ...

Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Our Galaxy . ... Stars . ... Posted on March 14, 2012 | 23 Comments How big is the largest known star? ... Continue Reading.. ... Posted on November 10, 2011 | ... 2 Comments Once planets orbiting other stars were unknown as they could not be directly observed. ... 5 Comments Once exoplanets, worlds orbiting other stars, were the stuff of science fiction but now we know of literally hundreds of real alien planets circling other stars. ...

MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...

... Comments, Opinions Publications Dnepr Program . Dnepr launch record 17 August 2011. Cluster Launch of Dnepr LV 22 August 2013 KOMPSAT-5 Launch 21 November 2013. ... The Sych-2 satellite is being developed as a part of the space optical-range Earth observation system by the State Design Office of Yuzhnoye and built by the Industrial Association Yuzhny Machine Building Plant in cooperation w ith other space industry entities upon the state order of the National Space Agency of Ukraine . ...

Status of EPIC operations Pedro CalderСn RiaЯo, ESAC Leicester BOC meeting 6-8 March 2012 Routine Operations Nominal observations · See the Quarterly Status report at http://xmm.esac.esa.int/external/xmm_news/mission_status/index.php Eclipse season; nominal. · 21 earth eclipses, one earth + moon. ... MOS1 CCD6 periodic check: no changes Status of EPIC operations | Pedro CalderСn RiaЯo | ESAC | Status_Oper_2012.ppt | ... Pag. ... Status of EPIC operations | ...

... On the morning of Thursday, 26 February, amid the Gal pagos Islands, the Sun will fade from view. Not the culmination of ancient prophecy, but none less mystical, Earth's small Moon will be executing a slow slide past the enormous Sun. ... And anyone living in southern North America, Central America, northern South America, or on islands and cruise ships in the Caribbean Sea will, weather permitting, have the opportunity to experience the wonder of a solar eclipse. ...

... The Russian TESIS (FIAN) Solar Observatory has transmitted observations back to Earth of the solar eclipse made on July 22nd, 2009. ... On the first occasion, the satellite passed through the eclipse area at 04:30 Moscow time, making it the first on our planet to see the shadow of the Moon, which was still in space and was only approaching the Earth ( film 1.2 MB, wmv format ). ... The first Moon passage over the solar disk (00:30 UT) (Movie wmv; 1.2 MB) . ...

... Science User Portal . ... ESO, the European Southern Observatory . ... Weekend Visits to the ALMA OSF . ... Survey Telescopes . ... ALMA . ... Star Clusters . ... 2016 . 2015 . 2014 . ... Stars@ESO . ... Although HD 97300 is in the spotlight for now, the very dust that makes it so hard to miss heralds the birth of additional, potentially scene-stealing, future stars. eso1604 тАФ Science Release . ... 31 March 2016 тАФ ann16021 . ... 29 March 2016 тАФ ann16020 . ... 29 March 2016 тАФ ann16019 . ...

... After going through several logical arguments for the Earth's sphericity (which have not held up over time), Aristotle wrote: . ... Again, our observations of the stars make it evident, not only that the earth is circular, but that it is a circle of no great size. ... There is much change, I mean, in the stars which are overhead, and the stars seen are different, as one moves northward or southward. ... Back to the main file (8) The Round Earth and Christopher Columbus . ...

... 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? ... 14, 2000) . ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! Talk about Bad Astronomy on the BA Bulletin Board! ...

Lectures . ... Home Lectures Lecture Series 2010-2011 Lecture Series 2010-2011 ? Greening the Earth Using Space Resources? by Greg Matloff . ... Lecture Series 2010-2011 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Amateur Astronomers Medal . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

The Sun is our nearest star and the source of energy for life on Earth. ... For centuries astronomers wondered whether they were clouds floating in the Sun's atmosphere, but we now know that they really are huge regions of magnetic field, about as intense as the field at the poles of an iron magnet. ... Such abrupt events were named solar flares , and what made them especially interesting was that occasionally, after a prominent flare, a magnetic storm would erupt on Earth. ...

... Eclipses of the Moon in 2009 : . In 2009 there are four eclipses of the Moon (tree penumbral eclipses on February 9, July 7, and August 5-6 and a partial eclipse on December 31). ... Moon enters penumbra (P 1 ) . ... Moon leaves penumbra (P 4 ) . ... Eclipse, lunar : . ... It may be total (the Moon passing completely through the Earth's umbra ), partial (the Moon passing partially through the Earth's umbra at maximum eclipse), or penumbral (the Moon passing only through the Earth's penumbra ). ...

... Posts tagged ?Earth? ... Posted by vlk . There is a new report from Bernabei et al. ( arXiv:0804.2741 ) of the direct detection of the effects of Dark Matter that is causing a lot of buzz. ... Category: arXiv , News | 2 Comments . ... Tags: astrostatistics , curve fitting , Earth , ellipses , epicycles , Galileo , history , inference , iTunesU , Kepler , Mars , Owen Gingerich , planetary motion , Ptolemy , Quotes . ... Entries RSS . Comments RSS . ... Entries (RSS) and Comments (RSS) . ...

The AstroGuide . ... AstroGuide | ... AstroGuide Listing . ... See many more Astronomy Listings by: Category or Alphabet . This project was established in mid-1998 to help coordinate, and provide a focal point for, the study of those comets and asteroids that can approach the Earth's orbit. ... Web Site . ... Unless otherwise specified, web site content Copyright 1994-2016 John Huggins All Rights Reserved . dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . are trademarks of John Huggins ...

.