E. Beshore (MT Lemmon Survey) announced the discovery of a new comet on May 06, 2008. The cometary nature of the magnitude 14 object was confirmed by other observers. The preliminary orbital elements of comet C/2008 J2 (Beshore) indicate a perihelion passage on October 07, 2008, at a distance of 1 AU from the Sun. The comet could reach magnitude 8.4 in mid-October 2008, but will be only observable from the southern hemisphere.