Opportunity (rover) Opportunity (rover) Opportunity, also known as MER-B (Mars Exploration Rover – B) or MER-1, is a robotic rover active on Mars since 2004. Launched on July 7, 2003 as part of NASA's Mars Exploration Rover program, it landed in Meridiani Planum on January 25, 2004, three weeks after its twin "Spirit" (MER-A) touched down on the other side of the planet. With a planned 90 sol duration of activity (slightly more than 90 earth days), "Spirit" functioned until getting stuck in 2009 and ceased communications in 2010, while "Opportunity" was active as of June 10, 2018 when a dust storm
International Year of Planet Earth thus transform them into a single computer language, providing free access to the online digital geological world map in the scale of 1:1 million. That initiative, spearheaded by Ian Jackson of the British Geological Survey, came under the IYPE banner in 2007. International Year of Planet Earth The United Nations General Assembly declared 2008 as the International Year of Planet Earth to increase awareness of the importance of Earth sciences for the advancement of sustainable development. UNESCO was designated as the lead agency. The Year's activities spanned the three years 2006-2009. The Year aimed to raise $20 million from industry