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         Asteroids:     more books (100)
  1. Comets, meteoroids, and asteroids: Mavericks of the solar system, (Exploring our universe) by Franklyn Mansfield Branley, 1974
  2. Eyes on the Sky - Asteroids (Eyes on the Sky) by Don Nardo, 2002-03-06

141. Flash Games Online. Play For Free And Compete Against Other Flash Gamers.
Play a variety of flash games including Pong, asteroids,Bombjack and Golden Arrow. Scripts and licenses for the games can be purchased.
http://www.hairybulletgames.com
Latest HBG2.1 Events Games - Action Games - Casino Games - Skill ... Help Who's Online Now? No Citizens Online
New Journal Entries. Jan Kubisz blah SAM ROXXX te plats ... HBG2.1 Blogs
Welcome to the All New Hairy Bullet Games 2.1 Hairy Bullet Games - Free Online Flash Games. We have games to suit all tastes, from flash arcade games to Flash sports. Become a member and you can have access to your very own HBG2.1 Blog, simply register and login to access your HBG2.1 Profile, select 'My Journal' and away you go. We have a new and improved Forum, all our games have been tweaked and updated with many of them now containing fresh new levels.
Many more features are still planned and you can expect to see them all real soon. But, for now please enjoy your stay at HBG2.1. New Themes Available! (Citizens only) Matrix Valentines Simpsons Why not try..... T'n'F 100m Sprint
Games - Sports
Golden Arrow 2
Games - Sports
Pong
Games - Sports
Mile High Club
Games - Sports Meteors Pocket Games - Action Aces High Games - Casino Bubble Run Games - Skill T'n'F Long Jump Games - Sports Bomb Jack Games - Action Asteroids Games - Action

142. Asteroid Introduction
asteroids are rocky and metallic objects that orbit the Sun but are too small asteroids range in size from Ceres, which has a diameter of about 1000 km,
http://www.iki.rssi.ru/solar/eng/asteroid.htm
Asteroid Introduction The future cannot be predicted, but futures can be invented. - Dennis Gabor
Table of Contents
  • Asteroid Introduction (This Page)
  • Asteroids
    See Also
    Introduction Asteroids are rocky and metallic objects that orbit the Sun but are too small to be considered planets. They are known as minor planets . Asteroids range in size from Ceres, which has a diameter of about 1000 km, down to the size of pebbles. Sixteen asteroids have a diameter of 240 km or greater. They have been found inside Earth's orbit to beyond Saturn's orbit. Most, however, are contained within a main belt that exists between the orbits of Mars and Jupiter. Some have orbits that cross Earth's path and some have even hit the Earth in times past. One of the best preserved examples is Barringer Meteor Crater near Winslow, Arizona. Asteroids are material left over from the formation of the solar system. One theory suggests that they are the remains of a planet that was destroyed in a massive collision long ago. More likely, asteroids are material that never coalesced into a planet. In fact, if the estimated total mass of all asteroids was gathered into a single object, the object would be less than 1,500 kilometers (932 miles) across less than half the diameter of our Moon.

143. JPL's HORIZONS System
Provides access to key solar system data and flexible production of highly accurate ephemerides for solar system objects (163000+ asteroids and comets, 128 natural satellites, 9 planets, the Sun, L1, L2, select spacecraft, and system barycenters).
http://ssd.jpl.nasa.gov/horizons.html
JPL's HORIZONS System
The JPL HORIZONS On-Line Solar System Data and Ephemeris Computation Service provides access to key solar system data and flexible production of highly accurate ephemerides for solar system objects (163000+ asteroids and comets, 128 natural satellites, 9 planets, the Sun, L1, L2, select spacecraft, and system barycenters). HORIZONS is provided by the Solar System Dynamics Group of the Jet Propulsion Laboratory . This page is part of the JPL Solar System Dynamics WWW site. The HORIZONS system can be accessed using any of the following methods: NOTE: The WWW interface to HORIZONS provides a subset of capabilities that should be sufficient for most observers needing topocentric ephemerides. Additional functions available only from the telnet and email interfaces include:
  • Small-body PARAMETER-MATCHING population searches
  • OSCULATING ELEMENT ephemerides
  • CARTESIAN VECTOR ephemerides
  • Integration of USER-INPUT ORBITS
  • SPK BINARY FILE production (telnet interface only)
  • Ephemerides for SITES ON BODIES OTHER THAN THE EARTH
  • CLOSE-APPROACH TABLES
    HORIZONS Documentation
    New users may want to consult the instructions for using the WWW interface to HORIZONS. Complete documentation (updated 2005 January 4) is available:

144. PDS Geosciences Node Data And Services: Asteroids
This site provides planetary science data, tools, and documentation from the PDSGeosciences Node.
http://pds-geosciences.wustl.edu/dataserv/asteroids.html

+ NASA Homepage

+ Contact NASA

HOME
DATA AND SERVICES ... RELATED SITES Data and Services: Earth Mars Venus Moon Earth ... Help for Data Users Asteroids Select a data set at left. + Freedom of Information Act
+ NASA 2003 Strategic Plan

Accessibility Certification

Curator: Susan Slavney
NASA Official: Raymond E. Arvidson
Last Updated:
+ Comments and Questions

145. The Atari Library - Atari Arcade Systems
Information about Battlezone, Tempest, Centipede, Missile Command, and asteroids.
http://markn.users.netlink.co.uk//Arcade/arcasys.html
Atari Corporation Systems
Atari Games Corporation Systems
  • Pole Position
  • Pole Position II
  • Primal Rage
  • Steel Talons
If you have any pictures or information about products without information pages or products not listed here, can you please email me with details.

146. Orbit Diagrams
Interactive 3D orbit visualization for known asteroids and comets.
http://neo.jpl.nasa.gov/orbits/
+ View the NASA Portal
Orbit Diagrams
Enter the designation or name of any asteroid or comet, and a 3D orbit visualization tool will appear for that object. Make sure you have Java enabled on your browser. You can also select from the list of Potentially Hazardous Asteroids provided below. Object Number, Designation, or Name Limit search to: All Asteroids and Comets Asteroids Only Numbered Asteroids Only Unnumbered Asteroids Only Comets Only Examples: for 433 Eros use or Eros or 1898 DQ for 2P/Encke use or Encke or 1957 VIII 2P/Encke [1998.5] epoch closest to 1998.5 en* wildcards are all owed Potentially Hazardous Asteroids Below is the list of the known Potentially Hazardous Asteroids
Click on any name to see the object's orbit. (6344 P-L) (2005 PO) (2005 OX) (2005 GU) ... 1566 Icarus (1949 MA) Site Manager: Don Yeomans
Webmaster: Ron Baalke
Last Updated:

147. Chapter 20: Meteorites And Asteroids
Companion resource to an astronomy textbook, contains links and current news about meteorites and asteroids.
http://www.williams.edu/astronomy/jay/chapter20_etu6.html
Chapter 20:
Meteorites and Asteroids
Links from Chapter
Earth Impact Database from the University of New Brunswick
Cassini Mission

Rosetta Mission

Near Earth Asteroid Rendezvous (NEAR) Mission
...
Near Earth Objects Page
Additional Links
Near-Earth Asteroids
Near-Earth Asteroids at JPL

Asteroid Photo Gallery

Kuiper Belt Homepage
...
American Meteor Society

Leonid Meteor Shower/Storm:
Loneos Discovers Asteroid with the Smallest Orbit
Lowell Observatory press release, May 20, 2004 Flagstaff, AZ The ongoing search for near-Earth asteroids at Lowell Observatory has yielded another interesting object. Designated 2004 JG6, this asteroid was found in the course of LONEOS (the Lowell Observatory Near-Earth Object Search) on the evening of May 10 by observer Brian Skiff. "I immediately noticed the unusual motion," said Skiff, "so it was certain that it was of more than ordinary interest." He quickly reported it to the Minor Planet Center (MPC) in Cambridge MA, which acts as an international clearinghouse for asteroid and comet discoveries. The MPC then posted it on a Web page for verification by astronomers worldwide. It happened that all the initial follow up observations, however, were obtained by amateur and professional observers in the Southwest US. The additional sky positions measured in the ensuing few days allowed an orbit to be calculated. The official discovery announcement and preliminary orbit were published by the MPC on May 13. This showed that the object was located between Earth and Venus (presently the very bright "evening star" in the western sky). In addition, 2004 JG6 goes around the Sun in just six months, making it the asteroid with the shortest known orbital period. Ordinary asteroids are located between the orbits of Mars and Jupiter, roughly two to four times farther from the Sun than Earth, taking several years to go around the Sun.

148. Potentially Hazardous Asteroids
Potentially Hazardous asteroids (PHAs) are currently defined based on parameters Specifically, all asteroids with an Earth Minimum Orbit Intersection
http://neo.jpl.nasa.gov/neo/pha.html
+ View the NASA Portal Table Of Contents
What Is A PHA?

PHA Earth Close-Approach Tables

PHA Orbital Elements

Torino Impact Scale
...
Related Websites
WHAT IS A PHA? P otentially H azardous A steroids (PHAs) are currently defined based on parameters that measure the asteroid's potential to make threatening close approaches to the Earth. Specifically, all asteroids with an Earth M inimum O rbit I ntersection D istance ( MOID ) of 0.05 AU or less and an absolute magnitude (H) of 22.0 or less are considered PHAs. In other words, asteroids that can't get any closer to the Earth ( i.e. MOID) than 0.05 AU (roughly 7,480,000 km or 4,650,000 mi) or are smaller than about 150 m (500 ft) in diameter ( i.e. H = 22.0 with assumed albedo of 13%) are not considered PHAs. There are currently 722 known PHAs. This ``potential'' to make close Earth approaches does not mean a PHA will impact the Earth. It only means there is a possibility for such a threat. By monitoring these PHAs and updating their orbits as new observations become available, we can better predict the close-approach statistics and thus their Earth-impact threat. To learn more about the Earth impact threat, visit the NASA Ames

149. Asteroids For PS - Asteroids PlayStation - Asteroids PS Game
Coverage of the PlayStation version, with review, screen shots, and FAQs.
http://www.gamespot.com/ps/puzzle/asteroids/
GameSpot GameFAQs MP3.com TV.com ...
Asteroids
Publisher: Activision Developer: Syrox Developments Genre: Puzzle Release Date: GameSpace Review Previews News Downloads Movies Cheats Check Prices
good
While it might make a better rental than a straight-up purchase, either way you won't go wrong. - James Mielke FULL REVIEW Category: Action General Tech Information : 1-2 Players.
Asteroids Essentials FAQ/Walkthrough by UltimaRush Most Recent GameSpot Updates date type description Screens 20 new screens Most Recent GameFAQs Updates date size description FAQ by MetroidMoo FAQ/Walkthrough by UltimaRush FAQ/Walkthrough by MTyler Updates From the Web date site name / link article / score IGN GamePro Game Revolution C- Electric Playground The Laser No Score Game Chronicles Cinescape Online B- The links above are provided as a convenience only; the related sites are not affiliated with GameSpot, and we do not endorse or sanction their content. See all updates from the Web at
Asteroids for PS - Asteroids PlayStation - Asteroids PS Game
Screenshots Last updated: 11/19/98 more screens (20) Community Lowdown 44 ratings
Unions
Form a Union about this Game
See All Related Unions (42) What's a Union?

150. Chapter 20: Meteorites And Asteroids
asteroids with orbits entirely within the Earth s orbit have been informally LONEOS is one of five programs funded by NASA to search for asteroids and
http://www.williams.edu/Astronomy/jay/chapter20_etu6.html
Chapter 20:
Meteorites and Asteroids
Links from Chapter
Earth Impact Database from the University of New Brunswick
Cassini Mission

Rosetta Mission

Near Earth Asteroid Rendezvous (NEAR) Mission
...
Near Earth Objects Page
Additional Links
Near-Earth Asteroids
Near-Earth Asteroids at JPL

Asteroid Photo Gallery

Kuiper Belt Homepage
...
American Meteor Society

Leonid Meteor Shower/Storm:
Loneos Discovers Asteroid with the Smallest Orbit
Lowell Observatory press release, May 20, 2004 Flagstaff, AZ The ongoing search for near-Earth asteroids at Lowell Observatory has yielded another interesting object. Designated 2004 JG6, this asteroid was found in the course of LONEOS (the Lowell Observatory Near-Earth Object Search) on the evening of May 10 by observer Brian Skiff. "I immediately noticed the unusual motion," said Skiff, "so it was certain that it was of more than ordinary interest." He quickly reported it to the Minor Planet Center (MPC) in Cambridge MA, which acts as an international clearinghouse for asteroid and comet discoveries. The MPC then posted it on a Web page for verification by astronomers worldwide. It happened that all the initial follow up observations, however, were obtained by amateur and professional observers in the Southwest US. The additional sky positions measured in the ensuing few days allowed an orbit to be calculated. The official discovery announcement and preliminary orbit were published by the MPC on May 13. This showed that the object was located between Earth and Venus (presently the very bright "evening star" in the western sky). In addition, 2004 JG6 goes around the Sun in just six months, making it the asteroid with the shortest known orbital period. Ordinary asteroids are located between the orbits of Mars and Jupiter, roughly two to four times farther from the Sun than Earth, taking several years to go around the Sun.

151. Asteroids
asteroids. Keyboard Controls.. S=Start Game, P=Pause Game. Arrow Left=Rotate Left,Arrow Down=Reverse Thrust. Arrow Right=Rotate Right, Arrow Up=Forward
http://www.thepcmanwebsite.com/media/asteroids/
Asteroids
Keyboard Controls.. S=Start Game P=Pause Game Arrow Left=Rotate Left Arrow Down=Reverse Thrust Arrow Right=Rotate Right Arrow Up=Forward Thrust Spacebar=Fire Cannon H=Hyperspace M=Toggle Sound D=Toggle Graphics Detail Click for Many, Many More FREE Arcade Games to Play!!
Powered by The PCman Website
PCPowerScan Free Download
Get a Free MP3 Player F R E E Apple iPod ... $500 Visa Gift Card

152. The Solar System
Detailed guide to the sun and planetary system, asteroids, comets, meteor hits on Earth and the other planets.
http://www.eoascientific.com/prototype/newcampus/space/space.html
General Science Earth Ocean Atmosphere ... Space Credits EOA Home
Space
Product samples provided by EOA Scientific Systems To purchase products, visit ScienceSchoolhouse.com Earth Science Glossary
Interactive Exercises
The Solar System Planets The nine planets of our solar system formed at regular distance intervals from the sun. Try and arrange the planets according to their relative distance. Mercury, Venus, Earth and Mars are in one interactive as the inner planets. Jupiter, Saturn, Uranus, Neptune and Pluto are in a second interactive Weight Mass Volume Density Gravity Energy Interactive (The farm) ...more
Related Projects
Matter and Energy This project is very good.
Related Link Pages
Each of the following pages contains a set of links for that topic. Space Science Links The Internet Campus is an interactive multimedia science learning web site of:
EOA Scientific
, a developer of educational software
EOA Scientific Systems, Inc.,
10 Kidston Road, Captain Spry Center
Halifax, Nova Scotia, Canada, B3R 2J7

153. Workshop On Scientific Requirements For Mitigation Of Hazardous Comets And Aster
NASAsponsored workshop; site offers agenda, abstracts of talks and posters sessions, report and proceedings, and a funny cartoon.
http://www.noao.edu/meetings/mitigation/
NOAO Meetings Mitigation Workshop Workshop Format
Workshop Agenda

Invited Talks Abstracts
(68KB pdf)
Poster Talks Abstracts
(65KB pdf)
Extended Abstracts Volume

Workshop Report
available now!
Workshop Proceedings
available now!
Press information

Scientific Organizing Committee

Local Organizing Committee

Humor
Workshop on Scientific Requirements for Mitigation of Hazardous Comets and Asteroids
(Workshop Sponsored by NASA; co-sponsored by Ball Aerospace and Science Applications International Corporation)
Dates: September 3 through 6, 2002 Venue: Hyatt in Arlington , Virginia
Background Rationale and Goals for the Workshop
NOAO press release 03-03: NASA Should Lead More Focused Program to Reduce Threat from Hazardous Asteroids NOAO press release 02-08: Science Workshop Reveals Evolving Perspective on Asteroid Threat Download QuickTime animation of an asteroid hitting the earth. Courtesy Southwest Research Institute A series of still images of asteroid 2002 NY40, captured on August 15-16, two nights before its close flyby of Earth, has been turned into a QuickTime movie by the National Optical Astronomy Observatory in Tucson, AZ.

154. Asteroids
Destroy the asteroids before they destroy you in this exciting clone of theoriginal arcade game. How to Play. After the game has loaded click on the game
http://www.coffeebreakarcade.com/games/asteroids/instructions.htm
Asteroids By Mike Hall Description Destroy the asteroids before they destroy you in this exciting clone of the original arcade game. How to Play After the game has loaded click on the game area and then press S key
Use the keyboard controls described below to maneuver your ship, destroying as many asteroids as you can while avoiding collision with them. Also watch for the flying saucers armed with guided missles. If you warp into hyperspace, your ship will momentarily disappear then reappear on another part of the screen, gradually fading in. During this time the ship is invunerable. Likewise, when your ship is destroyed a new one will appear in the center of the screen. You can still maneuver and fire during this time so if you are in imminent danger, you have a couple of seconds to get out of it. S Start Game P Pause Game Cursor Left Rotate Left Cursor Down Reverse Thrust Cursor Right Rotate Right Cursor Up Forward Thrust Spacebar Fire Cannon H Hyperspace M Toggle Sound D Toggle Graphics Detail Note: If the game appears to run slowly on your machine, try turning sound and/or graphics detail off. This will not affect game play.

155. The Solar System
A project by Grade 4 students explains about planets, comets and asteroids. Illustrated with diagrams, animation and photographs from space telescopes.
http://www.germantown.k12.il.us/solarsystem/solsysa.html

156. Cydonia, Asteroids & Comets & Exploded Planets - Cherubim, Seraphim, Planet Raha
Angels on Mars. Megaliths of Cydonia. Martian Cities of angels ruled by the Cherubcalled Satan or Lucifer on planets in our solar system, The Stones of
http://www.mt.net/~watcher/stones.html
The " Stones of Fire " and Pre-Adamite Civilizations
Satan's Secret History and the Monuments of Mars The Bible describes Satan, commonly called Lucifer, as having had a place in heaven. Where in heaven did satan / lucifer dwell, and what happend to this being? Our research suggests satan, or lucifer, dwelt in a literal location in the heavens... which when destroyed left the debris we now see as asteroids and comets.
"How art thou fallen from heaven,
O Lucifer, son of the morning!
The Mysterious Parent Planet
Noted astronomer Tom Van Flandern, discusses the 'exploded planet' theory, asteroids and comets:
" ... is Shoemaker- Levy 9 an asteroid or a comet? This is an issue being debated in the journals right now. In the exploded planet hypothesis there is no difference. Asteroids and comets are the same thing, except that comets were thrown out to a greater distance, so by being away from the Sun for the few million years they preserved their volatiles, their dust and gas, whereas asteroids have long since had the dust and gas blown away by solar radiation pressure, because they're so close to the Sun for millions of years. Other than that there is no difference. They're both debris clouds [of an exploded planetary parent body] ... " Satellites sent to Mars in 1976 collected information concerning the geologic nature of Mars, and it's atmosphere. The images from the orbiters mapping sequence made it clear that Mars had experienced nearly unimaginable catastrophic episodes.

157. Oilzine.com
The history of the two pillars, pong and asteroids, of the home gaming market.
http://www.oilzine.com/features/features_details.asp?ID=49

158. Main Asteroid Belt
asteroids are primoridal objects left over from the formation of the Solar Most asteroids are rocky bodies that orbit the Sun between Mars and Jupiter
http://www.solstation.com/stars/asteroid.htm
Main Asteroid Belt
Home Stars Orbits Habitability ... Sol b?

    NASA
    Larger
    image
    Stoney asteroid
    Ida
    and
    its satellite
    Dactyl (more
    information
    and orbit
    Asteroids are primoridal objects left over from the formation of the Solar System (see schematic diagram of nomenclature and relationships among asteroids, Edgeworth-Kuiper bodies, and comets and their different subgroups by William K. Hartmann ). While some have suggested that they are the remains of a protoplanet that was destroyed in a massive collision long ago, the prevailing view is that asteroids are leftover rocky matter that never successfully coalesced into a planet. Most planetary astronomers still believe that the planets of the Solar System formed from a nebula of gas and dust that coalesced into a disk of dust grains around the developing Sun . Within the disk, tiny dust grains coagulated into larger and larger bodies called planetesimals, many of which eventually accreted into planets over a period as long as a 100 million years. However, beyond the orbit of Mars , gravitational interference from Jupiter's huge mass prevented protoplanetary bodies from growing larger than about 1,000 km (620 miles).

159. Astrobiology Magazine :: Search For Life In The Universe
Selected articles, usually with some connection to life on Earth or elsewhere in the solar system.
http://www.astrobio.net/news/modules.php?op=modload&name=News&file=index

160. Asteroids
A large gaming site with hundreds of online games.
http://www.java-gaming.com/gotogame.php?ID=342

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