 Boitshwaro ba wona ba tsa motjheso ha bo a tsitsa jwalo ka mahaha a maholo Lefatsheng ao hangata a tswellang ka motjheso o tsitsitseng, empa bo dumellana le hore sena ke mekoti e meholo fatshe, ho rialo Glen Cushing wa the United States Geological Survey USGS Sehlopha sa Astrogeology le Northern Arizona University e mane Flagstaff, Arizona. 