isro on friday said it has achieved a major milestone in the area of reusable launch vehicle technology through the rlv lex-02 landing experiment. this is the second of the series conducted at aeronautical test range, chitradurga, in karnataka at 7.10 am. after the rlv-lex-01 mission was accomplished last year, rlv-lex-02 demonstrated the autonomous landing capability of reusable launch vehicle (rlv) from off-nominal initial conditions at release from helicopter, the bengaluru-headquartered space agency sai