Complex sentence: A third mission, called EXPOSE-R2 was launched on 24 July 2014 aboard the Russian Progress M-24M, carrying 46 species of bacteria, fungi and arthropods, and was attached on 18 August 2014 outside the ISS on the Russian module Zvezda.
Split into simpler sentences: A third mission, called EXPOSE-R2 was launched on 24 July 2014 aboard the Russian Progress M-24M, carrying 46 species of bacteria, fungi and arthropods. It was attached on 18 August 2014 outside the ISS on the Russian module Zvezda.