noun. The act of striking against or driving upon something; active or energetic approach.

noun. In astronomy, the approach of any planet to a conjunction with the sun or a star.

noun. 3. A coming to land, as of a vessel: as, “the appulse of the ark,”

noun. A driving or running towards; approach; impulse; also, the act of striking against.

noun. The near approach of one heavenly body to another, or to the meridian; a coming into conjunction.

noun. An energetic movement towards or against something

noun. conjunction or occultation

noun. a close approach of two heavenly bodies

"This interesting planet makes a very near appulse to Jupiter on the 16th at"

approach  impact  impulse