The Senate Foreign Relations Committee yesterday approved a resolution asking President Reagan to delay testing an anti-satellite weapon and resume negotiations with the Soviet Union on banning such devices.

The resolution also urged Reagan to seek a comprerring new types of "space-directed or spaced-based" weapons, such as the futuristic, laser-based, antiballistireferred to in Reagan's "Star Wars" speech in March.

The first flight test of the proposed U.S. anti-satell aircraft is scheduled to occur within the next few months.

Sen. Larry Pressler (R-S.D.), chief sponsor of id that "development of our ASAT was to give the Soviets incentive to bargain on their active ASAT. Only if nes actual deployment envisioned."

President Carter halted ASAT talks in 1979 after the Soviet invasion of Afghanistan. They have not resumed.

Resolution backers wantlks reopened before successful tests of a U.S. anti-satellite device make it impossible to halt both nations' n Relations Committee Chairman Charles H. Percy (R-Ill.), a co-sponsor of the resolution, cited the 1972 treaty limiting each nation to one antiballistic missile site andat a "space arms race would dwarf the billion-dollar costs of ground-based ABM systems."

Earlier in the dayngress joined more than 40 scientists and former arms-control officials in seeking a moratorium on ASAT testin Reagan, the members said that "continued development of anti-satellite capabilities would jeopardize our securnational stability and undermine the possibility of reaching future arms-control agreements."