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Defense Intelligence Reference Document Laser Lightcraft Nanosatellites

Defense Intelligence Agency · 77 pages · text from the file's own layer

This Defense Intelligence Reference Document from the Defense Intelligence Agency, dated 1 November 2010, was produced under the Advanced Aerospace Weapon System Applications (AAWSA) Program. It describes nanosatellite technologies and proposes launching nanosats into orbit with laser Lightcraft propulsion. It also covers a weapon mission selection study and multi-megawatt laser options. The author recommends that the Department of Defense and NASA bring Lightcraft R&D back to the United States and restart the X-50LR flight demonstration program.

  • p. 8 …The sensor must be capable of detecting Earth over a range of orbital radii with a…
  • p. 17 …For the purpose of this report, we envision a Lightcraft Earth-to-Orbit (ETD) transportation system…
  • p. 34 …not only placing nanosats into LEO at low cost (Figure 14), but also for performing much…
  • p. 42 …Each picosat is gravity- gradient stable, has a dipole array facing Earth, and a broader beam…
  • p. 43 …811L¥ push broom scanning mode for complete Earth coverage rather than only sampling coverage. The constellation…
  • p. 72 …The system is single-stage-to-orbit and completely reusable with no onboard propellant required (the…
  • p. 75 …J., et al. (1991), "System Requirements for Low-Earth-Orbit Launch Using Laser Propulsion," in Proc…
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system, like the air-to-air one, has reduced capability if an enemy can achieve nearly
simultaneous arrival times for all of its ballistic missiles. If so, then a Lightcraft BMD
system would have to serve as an adjunct to other BMD systems, such as the ground-
based PAC-3 Patriot, THAADS, or NMD which are deployed for national or theater
ballistic missile defense. However, this system could protect regions against limited
ballistic missile attacks at the earliest phase of hostilities before ground-based BMD
systems could arrive and be deployed.
Table 4. Influence of Target Velocity and Intercept Angle on Impact Energy
and Required Mass [2 61.
Lightcraft Lightcraft Impact Ballistic \fissile Threat
Energy -SRBM IRBM ICBM-Intercept Intercept •"d R~2500 km R~ 10,000 km
Velocity Aspect R~IOOO km
Weight V=2 km/s V=4 km/s V=6km/s
0° from Impact E for 25 MJ 49 \fJ 81 MJ
1.0 kg Wt.
Head-on
Collision Wt for lO .40kg .20 kg .12 kg
MJofE
JO" from Impact E for 21 MJ 44 '1:J 74 '1:J
1.0 kg Wt.
J km/s Head-on
Collision Wt. For 10 .47 kg .23 kg .14 kg
MJ ofE
45" from Impact E for 17 MJ 37 MJ 66 MJ
1.0 kg Wt.
Head-on
Collision Wt. for 10 .59 kg .27 kg .15 kg
MJofE
34
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Report, from the dia collection. The PDF is mirrored here; the original link is above. 77 pages are in the text index: search them above, or from the library's search.