... 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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• FETTU - Page 1
• Spread of Life Through the Galaxy
• Armagh Observatory

... 2012 January 30 . Blue Marble Earth from Suomi NPP . Image Credit: NASA / NOAA / GSFC / Suomi NPP / VIIRS / Norman Kuring . ... This Blue Marble Earth montage shown above -- created from photographs taken by the Visible/Infrared Imager Radiometer Suite (VIIRS) instrument on board the new Suomi NPP satellite -- shows many stunning details of our home planet. ... Previously, several other Blue Marble Earth images have been created, some at even higher resolution . ... About APOD | ...

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• APOD: 2012 March 20 - Evolution of the Moon
• APOD: 2001 September 25 - The Highs and Lows of Earth
• APOD: July 11, 1999 - Barringer Crater on Earth

... 2003, ApJL, in press . ... 2003, A , in press . HST/STIS observations of rotation of T Tauri jets . ... 2003, Proceedings of "JENAM 2002: The early stages if star formation", in press . ... 2003, ApJ, in press . ... S. Hotzel, J. Harju, C.M. Walmsley . ... E. Habart, A. Abergel, C.M. Walmsley, D. Teyssier . ... Codella, C., Bachiller R., Benedettini M., Caselli P. MNRAS, 2003, in press . ... Bianchi S., Goncalves J., Albrecht M., Caselli P., Chini R., Galli D., Walmsley M. 2003, A 399, L43 . ...

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• Appendix C - The Probability of Collisions with Earth
• Dust evolution across the CO snowline in a protoplanetary disk
• Educator's Guide to Impact Craters

... Keplers Supernova Remnant in X Rays . ... Some type of star exploded to create the unusually shaped nebula known as Kepler's supernova remnant , but which type? ... Recent X-ray data and images of Kepler's supernova remnant taken by the orbiting Chandra X-ray Observatory has shown relative elemental abundances more typical of a Type Ia supernova , indicating that the progenitor was a white dwarf star that exploded when it accreted too much material and went over Chandrasekhar's limit . ...

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• XWare > APOD
• Journal "Peremennye Zvezdy"

... Our Galaxy . ... Stars . ... Space Flight . ... NGC 2841: a spiral galaxy some 46 million light years away. ... It is especially hard to explain this process of star birth in some spiral galaxies. ... Targets include both star clusters and galaxies, and star formation rates seen range from the starburst galaxy M82 (the Cigar Galaxy) which is creating about ten new stars in its core alone every year to the much less fecund star producer NGC 2841. ... Tweets that mention Baby stars of NGC 2841 | ...

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• Planet Aliens visit Armagh Planetarium | Astronotes
• Voyager Goes Interstellar | Astronotes
• Solar System | Astronotes

Why do people want to explore Mars? At the present time Mars topography is known sufficiently well to make a Martian map; we cannot distinguish yet the settlements of the inhabitants of this planet, but sooner or later we probably will be able to achieve this as well.. ... US spacecraft "Mariner-4" performed the first successful flyby and transmitted to the Earth twenty one photos of Mars' surface. ... It is supposed that large subsurface ice reservoirs or liquid water exist on Mars. ...

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• Magnetosphere [Oulu]
• Earth [Oulu]
• Medium

Projectile Motion: In Aristotle's view, objects moved parallel to the Earth's surface until it was time (i.e. it was their destiny) to fall back to the earth . Aristotle believed that the "natural" state of massive objects was to seek the center of the Earth. When a stone is launched, an impetus is given to it to disturb it from its natural condition. ... Archimedes' catapults lobbed quarter-ton stones at the attacking Roman ships, quickly destroying the clumsy Roman siege engine. ...

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• Intelligent Life On Earth?
• Formation of the Elements
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... This paper describes the main algorithms used by the Einstein Level One processing to create the exposure masks and the background maps for Einstein IPC images, and how these algorithms were recreated in the IRAF environment. Our goal was to recreate the algorithms used by the Level One Processing to create exposure masks and background maps for Einstein Image Proportional Counter (IPC) data (cf. sections 2.5 and 2.7 of Harnden et al. ...

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AUTOMATIC CREATION OF THE HYPSOMETRIC MAP OF VENUS. ... The hypsometric map of Venus (1:45M) created under editing of Dr. Rodionova gives the representation of the planet relief on the basis of up-to-date data. ... The requirement was to preserve contour polygons with the areas more than 10 000 sq. km at the Venus surface, which corresponded with areas approximately more than 5 sq. km at the map. ... The other side of Venus map has been prepared. ... Surface height histograms for both Venus and Earth. ...

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• http://selena.sai.msu.ru/Rod/Publications/ms40/21_Dolitsky_etal.pdf
• Ekaterina A. Kozlova

Database Development for Solar System Small Bodies' Orbital Evolution Based on Modern Mathematical Models and Methods . ... Research of the orbital evolution of 6163 asteroids belonging to Apollo, Amor, Aten groups and 197 short-period comets was performed for the time period from 1800 to 2206. 815 objects have been identified among asteroids approaching closely to inner planets, in particular 612 objects passing through the Earth's sphere of action. ...

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• Keywords_390
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... Although they all formed from similar material, it is a mystery why the planets closest to the Sun Mercury, Venus and Earth are so different. Astronomers hope to learn more about how they were created by studying asteroids, which are pieces of rock that were surplus to requirements in planet building. A team of astronomers has been observing an asteroid called Lutetia that is 100 kilometres wide. ... Meteorites are much smaller than asteroids and range in size from marbles to basketballs.) ...

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• Surface map of Luhman 16B recreated from VLT observations | ESO
• Surface map of Luhman 16B recreated from VLT observations (annotated) | ESO
• Surface map of Luhman 16B recreated from VLT observations

... Pre-university education . ... Samara region . SSAU History . SSAU roadmap . ... Scientists of Samara State Aerospace University (SSAU) develop a unique 3D-printer for chocolate confectionery printing. 3D-printer for chocolate printing is being created in SSAU Centre for Robotic Complexes and Mechatronic Systems. ... Know-how of the scientists of Samara State Aerospace University in that they were developed unparalleled chocolate delivery and cooling systems in 3D-printer. ...

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• SSAU scientists have created an unique simulator for pilots and drivers
• Spacecraft 'Aist-2D' can be 'seen' through the earth
• Samara University scientists have developed a new technology to create solar

... Creation of Space transportation system on the base of large length rope utilization . ... A given address contains the proposal to equip the International Space Station with the long rope and to create on that base a Space transportation system. ... A given system has the multifunctional purpose. ... The rope system could be the base for creating of alternative system of station angular orientation. To utilize the rope system to launch small satellites from the station and to return them back. ...

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• The Acceleration of the Aurora
• OFO IKI / Ya.L. Ziman
• Space Research Institute (IKI) Seminar

... SEARCH ASP SITE: Match ALL words Match ANY word . ... Astronomy from the Ground Up . ... Universe At Your Fingertips . Universe At Your Fingertips TOC . Universe At Your Fingertips Activities TOC . More Universe At Your Fingertips . ... Sample Activities . ... Sharing the Universe . ... Survey of College Astronomy Instructors . ... Modeling Moon Phases . ... TOP . ... The Sun . ... Morning Star and Evening Star . ... Women in Astronomy: Some Activities to Get Students Thinking . ...

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• ASP: The Comet About to Smash into Jupiter
• ASP: An Ancient Universe - Changes in the Solar System
• ASP: Black Holes to Blackboards: Getting a Global Sense

God Science Forum Message . Forums: . ... A Re-Visit Revision In The Making: An Evolution In Creation . ... http://www.astronomy.net/forums/god/messages/3.shtml?base=2550 . ... God is based on faith; faith is created by God; faith is kept thru time with faith; what is there in creation greater than faith? ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• In The Beginning, God Created......prophecy - an Astronomy Net God Science
• The Astronomy Shop - Posters - by Astronomy Net
• The Astronomy Shop - Software - by Astronomy Net

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/ . ...

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• Siding Spring Survey
• Emma Kirby - Outreach
• Philip Lah's Research

Next: Гвоздев Александр Александрович (ЯрГУ) Up: abstracts Previous: Гусаков Михаил Евгеньевич (ФТИ РАН) . Antiprotons Stored in the Planetary Magnetospheres as a Fuel for Future Space Missions We show that the Earth and other planets having the magnetospheres possess the antiproton radiation belts created due to the galactic cosmic ray nuclear interactions with the residual atmosphere. ...

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... Tonight's Sky . ... Observing . ... stars . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Springtime observing for small telescopes . ... Small stars created major dust . Dust created by the deaths of small stars may have played a major role in our Sun's formation. ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

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• GRAIL creates most accurate Moon gravity map | Astronomy.com
• NASA study shows asteroid impacts may have accelerated life on Earth |
• NASA scientists find history of asteroid impacts in Earth rocks | Astronomy.com

... 4/15/2003 4 Flagship Science Themes: Dark Energy, Dark Matter, the Early Universe, Exoplanets & Life Dark energy: · Map the expansion history · Look for changes in"cosmic pressure" Dark matter · Map its distribution · Search for plausible candidates (lab?) ... 200 "SNAP" 2000 t(yr) 4 1 2 w(%) 25 10 5 (w) . 4/15/2003 1 yr HST with ACS: >200 SN Ia 6 Dark Energy Dark energy: Phase 1: confirm with SN Ia (HST, SNAP) Phase 2: distinguish (wx = -1) or changing wx > -1 Phase 3: what is this stuff? ...

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• Institute for Planets and Life
• The File Life Cycle
• Macromedia Flash (SWF) Movie Created by Camtasia Studio

... Research . ... NASA's "follow the water" philosophy has led me to study atmosphere-regolith interactions on Mars in search for locations and times where liquid water is available. ... Transient liquid water and water activity at Gale crater Mars. ... Rivera-Valentin, E. G. , Chevrier, V. F., 2015. ... Icarus , 253, 156-158. Lopez Garcia, E. J., Rivera-Valentin, E. G. , Schenk, P. M., Hammond, N. P., Barr, A. C., 2014. ... Icarus , 237, 419-421. ... Chevrier, V. F., Rivera-Valentin, E. G. , 2012. ...

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• Extra-solar planets
• Profs to Defend Arecibo Funding in D.C.
• rfi2380