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Mars Science Laboratory
Mars Science Laboratory (MSL) is a robotic spacecraft, robotic space probe mission to Mars launched by NASA on November 26, 2011, which successfully landed ''Curiosity (rover), Curiosity'', a Mars rover, in Gale (crater), Gale Crater on August 6, 2012. The overall objectives include investigating Mars' Planetary habitability, habitability, studying its Climate of Mars, climate and Planetary geology, geology, and collecting data for a human mission to Mars. The rover carries a variety of scientific instruments designed by an international team. Overview MSL carried out the most accurate Martian landing of any spacecraft at the time, hitting a target landing ellipse of , in the Aeolis Palus region of Gale Crater. MSL landed east and north of the center of the target. This location is near the mountain Aeolis Mons (a.k.a. "Mount Sharp"). The Mars Science Laboratory mission is part of NASA's Mars Exploration Program, a long-term effort for the robotic exploration of Mars tha ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
SANDWICH
A sandwich is a Dish (food), dish typically consisting variously of meat, cheese, sauces, and vegetables used as a filling between slices of bread, or placed atop a slice of bread; or, more generally, any dish in which bread serves as a ''container'' or ''wrapper'' for another food type, and allows it to be a finger food. The sandwich began as a portable, convenient food in the Western world, though over time it has become prevalent worldwide. There has been social media debate over the precise definition of ''sandwich'', specifically whether a hot dog or open sandwich can be categorized as such. Other items, like hamburgers and burritos, were also considered. In the United States, the United States Department of Agriculture, Department of Agriculture (USDA) and the Food and Drug Administration (FDA) are the responsible agencies for protecting the definition of ''sandwich''. The USDA uses the definition, "at least 35% cooked meat and no more than 50% bread" for closed sandwic ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
