Japan successfully launched its 50th and final H2A liquid-fuel rocket from a southwestern Japan island on Sunday, drawing the curtain on the series' 24-year career in support of the country's space development program.The H2A rocket, developed by Mitsubishi Heavy Industries Ltd. and the Japan Aerospace Exploration Agency, has been replaced as the country's mainstay space vehicle by the H3 rocket, which offers a lower launch service price.The final H2A rocket, which blasted off from Tanegashima Island in Kagoshima Prefecture at 1:33 a.m., placed in orbit a government satellite for observing …READ FULL ARTICLE