Fluids Integrated Rack (FIR)/Light Microscopy Module (LMM)/ACE Module Changeout: The crew removed the processed ACE-T12 Module and installed the ACE-T10 Module. In contrast to the ACE-T12, which studied nanoparticle haloing (a mixture of non-charged large particles with much smaller charged particles), ACE-T10 looks at crystal nucleation in colloidal fluids, the origin of ageing in glasses …

Source: ISS Daily Summary Report - 6/12/2019