The invention relates to a machine for launching disk-shaped targets (5) having to faces located on each side of an edge (18), said machine comprising means for loading a target (5) into a launch area, an arm (9) for launching the target (5) placed in the launch area and a surface guiding the target (5) by means of contact with at least one of the aforementioned faces (19) thereof. The invention is characterised in that the guiding surface comprises at least one portion wherein the areas that come into contact with the face of the target (5) are not continuous. The invention is particularly suitable for shooting practice, such as archery.