The Spaceguard Survey Report Of The Nasa International Near Earth Object Detection Workshop
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Author | : National Aeronautics and Space Administration (NASA) |
Publisher | : Createspace Independent Publishing Platform |
Total Pages | : 76 |
Release | : 2018-07-17 |
Genre | : |
ISBN | : 9781722830793 |
Impacts by Earth-approaching asteroids and comets pose a significant hazard to life and property. Although the annual probability of the Earth being struck by a large asteroid or comet is extremely small, the consequences of such a collision are so catastrophic that it is prudent to assess the nature of the threat and to prepare to deal with it. The first step in any program for the prevention or mitigation of impact catastrophes must involve a comprehensive search for Earth-crossing asteroids and comets and a detailed analysis of their orbits. At the request of the U.S. Congress, NASA has carried out a preliminary study to define a program for dramatically increasing the detection rate of Earth-crossing objects, as documented in this workshop report. Morrison, David (Editor) Ames Research Center...
Author | : David Morrison |
Publisher | : |
Total Pages | : 80 |
Release | : 1992 |
Genre | : Asteroids |
ISBN | : |
Author | : United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Space |
Publisher | : |
Total Pages | : 892 |
Release | : 1993 |
Genre | : Aeronautics |
ISBN | : |
Author | : United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Space Science and Applications |
Publisher | : |
Total Pages | : 894 |
Release | : 1992 |
Genre | : Aeronautics |
ISBN | : |
Author | : A. Milani |
Publisher | : Springer Science & Business Media |
Total Pages | : 531 |
Release | : 2012-12-06 |
Genre | : Science |
ISBN | : 9401111480 |
THE MEETING The IAU Symposium 160 ASTEROIDS COMETS METEORS 1999 has been held at Villa Carlotta in Belgirate, on the shore of Lago Maggiore (Italy), from June 14 to June 18, 1993. It has been organized by the Astronomical Observatory of Torino and by the Lunar and Planetary Institute of Houston. It has been a very large meeting, with 323 registered participants from 38 countries. The scientific program included 29 invited reviews, 106 oral communications, and 215 posters. The subjects covered included all the aspects of the studies of the minor bodies of the solar system, including asteroids, comets, meteors, meteorites, interplanetary dust, with special focus on the interrelationships between these. The meeting was structured as follows. 5 morning plenary sessions have been devoted to invited reviews on: (1) search programs (2) populations of small bodies (3) dynamics (4) physical observations and modelling (5) origin and evolution. Two afternoon plenary sessions have been devoted to space missions to small bodies and to interrelationships between the different populations. The afternoon parallel sessions have been devoted to: dynamics of comets; Toutatis, Ida, Gaspra; physical processes in cometary comae and tails; meteorites; the cosmogonic message from cometary nuclei; physics of asteroids; the interplanetary dust complex; comet nuclei; meteors; composition and material properties of comets; dynamics of asteroids.
Author | : William E. Burrows |
Publisher | : Macmillan + ORM |
Total Pages | : 279 |
Release | : 2007-04-01 |
Genre | : Science |
ISBN | : 1429910763 |
Using Space to Save Earth Veteran science journalist William E Burrows offers a bold new mission for the U.S. space program: to protect the Earth from the ever-growing number of perils that threaten our way of life – and even our very survival. We are living through one of the most dangerous times in human history. Nuclear, chemical, and biological weapons technology are proliferating, and missile technology is falling into more and more hands. Extreme natural disasters like hurricanes, floods, fires, and earthquakes, are becoming increasingly costly – not only in dollars, but in lives – as population expands. Environmental crises threaten to provoke massive famines and widespread social collapse. Asteroids the size of battleships streak within striking distance of the earth every year. One strategy offers the best hope of protecting us from all of these dangers – a revitalized national space program that coordinates efforts in global defense, in environmental protection, in communications, and in military security. The Survival Imperative offers an impassioned argument for this bold initiative. To demonstrate the urgency of his cause, Burrows presents a vivid scenario: an impact by a moderately large asteroid that triggers a series of nuclear exchanges, environmental devastation, and the slow disintegration of civilization. And he examines the existing space program from the heady days of the Moon landing through the political compromises that have characterized the history of NASA in the 35 years following our retreat from the Moon. Most of all, Burrows warns that the primary obstacle to achieving a true planetary defense program is not financial or scientific, but social–an unwillingness to acknowledge the urgency of the crisis, and to take the political risks needed to address it. The question, says Burrows, is not whether we can do it, but whether we will act before it's too late. At the Publisher's request, this title is being sold without Digital Rights Management Software (DRM) applied.
Author | : Eulogio Pardo-Igúzquiza |
Publisher | : Springer Science & Business Media |
Total Pages | : 847 |
Release | : 2013-10-07 |
Genre | : Science |
ISBN | : 3642324088 |
It is widely recognized that the degree of development of a science is given by the transition from a mainly descriptive stage to a more quantitative stage. In this transition, qualitative interpretations (conceptual models) are complemented with quantification (numerical models, both, deterministic and stochastic). This has been the main task of mathematical geoscientists during the last forty years - to establish new frontiers and new challenges in the study and understanding of the natural world. Mathematics of Planet Earth comprises the proceedings of the International Association for Mathematical Geosciences Conference (IAMG2013), held in Madrid from September 2-6, 2013. The Conference addresses researchers, professionals and students. The proceedings contain more than 150 original contributions and give a multidisciplinary vision of mathematical geosciences.
Author | : |
Publisher | : |
Total Pages | : 1592 |
Release | : 1994 |
Genre | : Government publications |
ISBN | : |
Author | : |
Publisher | : |
Total Pages | : |
Release | : 1994 |
Genre | : Government publications |
ISBN | : |
Author | : |
Publisher | : |
Total Pages | : 328 |
Release | : 1992 |
Genre | : Aeronautics |
ISBN | : |