MEDA, one of the payloads of NASA’s Mars 2020 rover mission

MEDA - Mars Environmental Dynamics Analyzer
Mars Environmental Dynamics Analyzer (MEDA) was in news as it would be one of the seven payloads to be carried by the Mars 2020 rover mission. The project Mars 2020 rover was announced by NASA on 31 July 2014.

Mars Environmental Dynamics Analyzer is an instrument that is a set of sensors and is capable of providing measurements of temperature, wind speed and direction, pressure, relative humidity and dust size and shape on Mars.

Project Mars 2020 rover would be launched in July or August 2020 and land on Mars after an eight to nine month cruise in 2021. NASA's Jet Propulsion Laboratory will build and manage operations of the Mars 2020 rover mission. The project is aimed to determine the potential habitability of the Mars environment and search signs of ancient Martian life. If this attempt will a successful one that it may pave the way for future manned missions.