... The package includes a new ``hybrid'' symplectic integrator capable of handling close encounters, described at the conference: The Impact of Modern Dynamics in Astronomy , Namur, Belgium (Chambers 1998). ... NRC Research Associate, NASA/Ames Research Center , Moffett Field CA, USA, planetary accretion, formation of the asteroid belt and extra-solar planets. ... G.Laughlin and J.E.Chambers (2002) Astronomical Journal, , in press. ... American Astron. ... Home page of planet hunters Marcy and Butler ....

home education > resources . ... Magazine . ... Astronomy Education Bibliography . ... Astronomical Pseudo-Science . ... Astronomy of Many Cultures Resource Guide . ... The U.S. has a large population of amateur astronomers, people whose hobby is astronomical observing or following astronomical developments in a serious sort of way. ... Observing amateurs are those who have a telescope and regularly take it out for observing the sky, either for their own amusement or with a community or school group. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Alien Life . astronomers . ... Science Fiction . ... We do not know much about MoriartyБЂ™s family other than he had at least two brothers (confusingly one of them was also called James). The young Moriarty received an excellent education and demonstrated a phenomenal aptitude for pure mathematics. ... By the time he was twenty-one he had written A Treatise on the Binomial Theorem , one of the two works he is remembered for today. ...

... About ATNF overview . ... The case study is of an attempt to teach the theory of solar system formation, using a competitive role-playing exercise, during lectures. The aim of this exercise was to attempt to get every student in the class to actively think through what they were learning, right there in the lecture. ... Once the exercise was completed, students were given the full set of seven briefing papers, and required to write-up the full theory of solar system formation as an assignment. ...

... The Australian National University] [Department of Physics] [Paul Francis] [Main Roleplay Page] . These exercises are my attempt to adapt the technique of Problem Based Learning to the context of introductory astronomy and astrophysics classes. ... As students grapple with the puzzle, they are forced to learn the subject matter of the course. ... This exercise is designed for 1st year University students with a reasonable high-school background in Maths and Physics. ...

... Every military attack against Puerto Rico has taken place punctually in the decade of the '90s on nearly each successive century: Christopher Columbus (1493), Sir Francis Drake (1595), The Count of Cumberland (1598), Ralph Abercromby (1797), William Sampson (May 1898) and Nelson Miles (July 1898). The Spanish -American War was a brief military action. San Juan, Puerto Rico was bombarded on May 12, 1898, the American Invasion began on July 25, and the war ended on August 12. ...