Documents / Official release
This Defense Intelligence Reference Document is dated 11 March 2010. It was prepared by the Defense Intelligence Agency's Defense Warning Office as part of the Advanced Aerospace Weapon System Applications program. It is a technical paper arguing that spacecraft driven by deuterium thermonuclear reactions could be built with current science and could reach the outer solar system. It covers magnetic insulation, ignition by proton beams, a Super Marx generator and conjectured chemical superexplosives. It does not discuss any UFO sightings.
From the source: Release of 2026-09-18 Incident: 3/11/10, Las Vegas, Nevada. Released with redactions. This document is a Defense Intelligence Reference Document (DIRD), a technical reference format used by the Defense Intelligence Agency (DIA) to capture baseline knowledge on a specific topic for later analytic use. DIRDs are best understood as reference and synthesis products rather than as original research. It is one of 38 DIRDs produced under the Advanced Aerospace Weapon System Applications Program (AAWSAP) between 2009 and 2011. Because AAWSAP’s scope permitted a broad range of supporting topics, not every DIRD in the series directly concerns aerospace systems or future threat assessment. The following summary reflects the DIRD’s scope and framing at the time of writing and should not be read as implying current validation of the concepts discussed. This DIRD examines advanced nuclear propulsion for crewed deep-space travel and argues that human missions beyond the Moon would require propulsion systems with both very high thrust and very high specific impulse, which the author contends are difficult to achieve with conventional chemical, nuclear-thermal, and nuclear-electric systems. The report focuses on concepts derived from Project Orion, the discontinued General Atomics nuclear pulse propulsion study sponsored first by ARPA and later by the U.S. Air Force between 1958 and 1965, in which a spacecraft would be driven by repeated nuclear explosions. In this case, the DIRD emphasizes small non-fission-triggered fusion explosions using deuterium, magnetic mirrors, and other unconventional ignition concepts intended to avoid the inefficiencies associated with small fission devices. It presents these ideas as a possible pathway to crewed missions across the solar system, while also linking them to broader visions of long-range human expansion into space. The document is exploratory in character and depends on several unproven ignition methods, enabling technologies, and engineering assumptions. Overall, it is a theoretical examination of fusion-based pulse propulsion concepts rather than as a documentary account of a technology nearing practical realization.
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For a conductor with a radius of A- ~10m = 103 cm, an example for a small starsh ip
configuration, one can reach a voltage on the order of E ).. ~ 6 x 109 volts.
INDUCTIVE CHARGING
To charge the spacecraft to the required gigavolt potentials, we choose for its
architecture a large but hollow cylinder, which at the same time acts as a large
magnetic fie ld coi l. If thermionic electron em itters are placed inside this coil and the
magnetic fie ld of the coil rises in t ime, Maxwell's equation V x E=---{11 c) aBjat induces
an azimuthal electric field inside the coil:
r _•
£ ¢ = --B , (2)
2c
where B = Bz is directed along the z-ax is, with r the radial distance from the axis of the
coil. In combination with the ax ial magnetic fie ld, the electrons from the therm ionic
em itters make a radia l inward -directed motion
(3)
By Maxwell's equation div E=4mie'!P, th is leads to the buildup of an electron cloud inside
the cyl inder, resulting in the radial electric fie ld
E, = 2nner (4)
This radial electric field leads to an add itiona l azimuthal drift motion
(5)
superimposed on the rad iall y directed inward drift motion vr.
For the newly formed electron cloud to be stable, its maximum electron number density
must be below t he Brillou in limit:
n < n max = B2/ 4n mc2 (6)
where mc2 = 8.2 x 10-7 erg is the electron rest mass energy. For B = 2 x 104G, one
finds t hat n ma x ~ 4 x 1013 cm -3 . To reach with a cylindrical electron cloud of radius R a
UNCLASSIFIED/ /POil orrl@IAL Y!H! OHL¥
4 Not linked to a story yet.
Official release, from the pursue collection. The PDF is mirrored here; the original link is above. 37 pages are in the text index: search them above, or from the library's search.