Extraterrestrial material - Virtual or real hazards?

Science

Volumn 300, Issue 5627, 2003, Pages 1882-1883

  Milani, Andrea ^a  

^a UNIVERSITY OF PISA   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

EXTRATERRESTRIAL MATTER; HAZARD;

ASTRONOMY; EXPLOSION; HAZARD; PRIORITY JOURNAL; RISK; SHORT SURVEY; TECHNOLOGY; ARTICLE; GOVERNMENT; INTERNATIONAL COOPERATION; PROBABILITY; RISK ASSESSMENT; UNITED STATES;

EARTH (PLANET); INTERNATIONALITY; METEOROIDS; MINOR PLANETS; PROBABILITY; RISK; RISK ASSESSMENT; UNITED STATES; UNITED STATES NATIONAL AERONAUTICS AND SPACE ADMINISTRATION;

EID: 0038614861     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.1077708     Document Type: Short Survey

References (19)

1. A. W. Harris, Division of Planetary Sciences of the American Astronomical Society, meeting 34, Birmingham, AL, 6 to 11 October 2002, Abstr. 02.02 (2002).
2. A. Morbidelli et al., Icarus 158, 329 (2002).
3. A. Carusi et al., in Hazards Due to Comets and Asteroids, T. Gehrels et al., Eds. (Univ. of Arizona Press, Tucson, 1994), pp. 127-148.
4. D. Morrison et al., in Hazards Due to Comets and Asteroids, T. Gehrels et al. eds., (Univ. of Arizona Press, Tucson, 1994), pp. 59-92.
5. C. R. Chapman, D. Morrison, Nature 367, 33 (1994).
6. The expected damage of the Tunguska-class Impacts is minor: a few tens of casualties per year.
7. Since 1998, essentially all the observable sky has been scanned down to apparent magnitude 18.5.
8. See http://newton.dm.unipi.it/neodys/
9. Absolute magnitude -17.65, corresponds to 1-km diameter for average albedo; S. R. Chesley et al., Icarus 159, 423 (2002).
10. A. Milani, Icarus 137, 269 (1999).
11. A. Milani et al., in Asteroids III, R. Binzel et al., Eds. (Univ. of Arizona Press, Tucson, 2003), pp. 55-69.
12. A. Milani, S. R. Chesley, G. B. Valsecchi, Astron. Astrophys. 346, L65 (1999).
13. See http://neo.jpl.nasa.gov/risk/
14. See http://spaceguard.ias.rm.cnr.it/
15. H. Beust et al., Astron. Astrophys. 310, 181 (1996).
16. P. Farinella et al., Nature 371, 314 (1994).
17. See www.noao.edu/meetings/mitigation/eav.html
18. See www.esa.int/gsp/completed/neo/donquijote_execsum.pdf
19. This Policy Forum was prepared with the help of N. Riccobono.