Military Tests New Missile Defense System: Lasers Mounted on Jumbo Jets

Military contractors have successfully fired aspokesman for Northrop Grumman, the makers of the
high-energy laser attached to a modified commercialChemical Oxygen Iodine Laser (COIL). But this was
aircraft, in a ground test that is a step towards testinglong enough to prove "the laser is ready to
the airborne laser system in flight. Boeing and Northropdemonstrate power output sufficient to destroy a
Grumman are working on the system, which isballistic missile in flight," he adds [Aviation Week]. The
intended to shoot down ballistic missiles.laser would work by heating the missile's skin,
The laser is in the back half of a Boeing 747-400Fweakening it and causing it to break apart from
jumbo jet. Subsequent tests will increase duration andhigh-speed flight stress.
power before the beam is sent through a fire controlThe system is designed to find, follow and intercept
system to a turret mounted in the nose of the aircraftenemy missiles after they've been launched, according
[AP]. A long series of ground tests and flight tests willto the Air Force. In theory, the Airborne Laser would fly
build up to an attempt to intercept and destroy abelow the clouds, where it could track a missile in its
ballistic missile in flight; that test is scheduled for August"boost flight phase," according to the Air Force. Then,
2009. The Defense Department has already spent $4using a high-power laser, it would knock out the
billion on the airborne laser system, and the final priceweapon near its launch area…. The laser
tag is expected to reach $5 billion.produces enough energy in a five-second burst to
The test, conducted at Edwards Air Force Base, Calif.,power a typical household for more than an hour.
lasted only a "fraction of a second" says a