President Donald Trump’s Monday night executive order on the creation of an “Iron Dome for America” calls for much more than the air defense system Israel utilizes. The order calls for “a next-generation missile defense shield” to protect the homeland.

The first Trump administration floated a space weapon concept in March 2018: a neutral particle beam in space. But it ultimately shelved the idea because of the massive amount of power needed to destroy a missile with directed energy.

The United States is estimated to have spent more than $400 billion on the kinds of antimissile goals that the president now says will provide “for the common defense.”

President Donald Trump has ordered the development of an "Iron Dome" defense system to shield the United States from an intercontinental missile attack.

President Donald Trump's proposed "Iron Dome For America" is designed to protect the U.S. against sophisticated missiles.

Such defense systems are extremely costly” with “their effectiveness often being questionable,” one expert said.

The executive order highlighted that the weapon was an objective of a policy goal of “peace through strength.”

The initiative announced by Donald Trump on "Iron Dome for America" is more than just a plan to build another anti-ballistic system. It harkens back to the "Star Wars" concept, with which President Ronald Reagan challenged the Soviet Union in the 1980s.

Authorities in Moscow on Friday criticized U.S. President Donald Trump's plan to build an "iron dome" missile defense system in the United States, saying it risked turning space into an arena of "confrontation.