... 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 . ...

Astronomy Picture of the Day . ... 31.12.1999 . ... December . December 1999 . ... 1999 2000 . ... NASA Web Site Statements, Warnings, and Disclaimers . ... U. Based on Astronomy Picture Of the Day . Publications with keywords: Earth - Y2K - millennium . Publications with words: Earth - Y2K - millennium . ... Earth at Twilight . Earthrise from Moon Orbiting Kaguya . Pangea Ultima: Earth in 250 Million Years . ... Rotating Earth from Galileo . Pantheon Earth and Moon . ...

... 2012 August 21 . DNA: The Molecule that Defines You . ... This molecule, called DNA , spans about two meters stretched out but is coiled into every cell in your body. The many copies of DNA that compose you were all copied from one single cell, and your body is continually making new copies. ... No one knows if DNA-like molecules will also define life that originates outside of Earth. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

... Armagh Planetarium . ... Universe . ... Posted on January 19, 2012 | ... Continue Reading.. ... 1 Comment A new image of the Omega Nebula reveals amazing detail in a cosmic landscape of gas clouds, dust and newborn stars.€а Captured by the Very Large Telescope (VLT) at the [ ] . ... Welcome to our annual guide to what the Universe has waiting [ ] . ... The furthest you can travel from home across the [ ] . ... This local school has its own observatory and astronomy club for the students [ ] . ...

... Articles | ... Forums . ... 230 deg . 49 deg . ... 130 deg . ... More Info . ... 210 deg . ... 168 deg . ... 249 deg . ... 195 deg . ... 271 deg . ... 110 deg . ... 338 deg . ... July 15 . 247 deg . ... 224 deg . ... 340 deg . ... July Phoenicids (PHE) . ... August 10 . 341 deg . ... 339 deg . ... 307 deg . ... 334 deg . ... 335 deg . ... 286 deg . ... 327 deg . ... 262 deg . ... 102 deg . ... 153 deg . ... 117 deg . ... December 2 . ... 123 deg . ... 100 deg . ... www.astronomy.net . ...

... 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. ...

... 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 . ...

home publications > mercury . ... Publications of the ASP (PASP) . ... Flattening the Earth . ... Contrary to popular folklore, medieval Europeans knew Earth was a sphere, and with the notable exception of Christopher Columbus, most had a pretty good idea of its true size. One of the few things that everybody "knows" about medieval Europe is that people thought Earth was flat. ... In fact, virtually no educated person in the Middle Ages (roughly defined as 500-1500 A.D.) believed Earth was flat. ...

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... For a timeline of the exploration of the magnetic environment of the Earth, Sun and Planets, see here . ... Galileo Galilei (1564-1642) builds the first astronomical telescope and observes for the first time craters on the Moon, satellites around Jupiter, and the way Venus goes through phases like the Moon (crescent, etc.) ... 17 December--First successful flight by the Wright brothers at Kitty Hawk, North Carolina. ... 16 March--Goddard launches his first liquid-fuel rocket. ...

Spinning discs in space Mass feeding and feedback in YSOs . ScienceAlert Ever wonder how solar-mass stars form? By Tim Wetherell. Sticking to the stars . The complex processes creating accretion discs . ... Disks, Winds and Jets: From Planets to Quasars . ... Theory and modelling of accretion processes . Protoplanetary discs . ... Star formation . Jets and winds . ... Email: raquel@mso.anu.edu.au . ... Webpage: http://www.mso.anu.edu.au/~raquel/ . ...

... Not so long ago, Space Scoop explained that right this moment you re hurtling through space at hundreds of thousands of kilometres per hour! ... We call the time it takes Earth to complete one full rotation a day . ... But the length of one rotation and one orbit can be different on other planets. For example, one orbit (or year ) on Mercury takes just 87 Earth days. ... The length of day is also different on other planets. For example, one day on Jupiter lasts just 10 Earth hours. ...

What is Posterra's goal ? ... Terra : noun, earth . ... Humanity has spread across the planet, occupying nearly every available niche. ... If we as a species, and we as Life from Earth are to survive beyond that time, we must move outward and offward, away from the planet of our birth and cradle where we were nurtured. Posterra is a proposed organization which would have the purpose of facilitating the transition of humanity and of terrestrial life beyond the Earth and beyond our Solar System. ...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... November 9, 10, 11, 12 and 13 . December 6, 7, 8 and 9 March 24, 25, 26, 27 and 28 . ... December 3, 4 and 5 February 13, 14 and 15 . ... December 10, 11, 12, 13 and 14 . Incoherent Scatter Radar ionospheric parameters measurements are carried out on coordinated days determined by the International Geophysical Calendar. ...

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 . ...

... Bad Astronomy . ... I think I will break from my usual format of Bad Astronomy/ Good Astronomy by saying that the way we define seasons currently is not strictly bad, but I feel (in my opinion!) that it could be better. The definition of when the seasons begin is at the moment of solstice or equinox; that is, winter (in the north) starts on December 22 nd and summer starts on June 22 nd . ... Now imagine breaking up the Sun's 46 degree up-and-down yearly swing into 1 day intervals. ...

... Pre-university education . ... Samara region . ... A small spacecraft Aist-2D , developed by the scientists of Samara State Aerospace University (SSAU) and the experts of the Rocket and Space Centre Progress will see from outer space what is hidden under the thick top of trees and below the Earth's surface. The radar equipment was installed on Aist-2D , which was delivered to the space launcher complex Vostochniy on January 22. ... Tomography of the Earth's ionosphere will also be carried out. ...

... V.V. Busarev, Sternberg State Astronomical Institute, Moscow University, . ... V. V. Busarev1, M. N. Taran2, V. I. Fel’dman3 and V. S. Rusakov41 Lunar and Planetary Department, Sternberg State Astronomical Institute, Moscow State University, 119992 Moscow, Universitetskij pr., ... 1 Sternberg State Astronomical Institute, Moscow University, Universitetskij pr., ... V. V. BUSAREV, Sternberg State Astronomical Institute, Moscow University, Russian Federation (RF) (E-mail: busarev@sai.msu.ru); . ...

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . ... Parkes | ... Cosmic engine for senior students . ... The Sun . The Sun is vital for life on Earth. ... The Sun is a typical star, emitting electromagnetic radiation and particles that influence the Earth . ... In the meantime you can view material on the Sun and its influence on Earth written for the first version of the new syllabus here . ...