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The history of Mars observation is about the recorded history of observation of the planet Mars. Some of the early records of Mars' observation date back to the era of the ancient Egyptian astronomers in the 2nd millennium BCE. Chinese records about the motions of Mars appeared before the founding of the Zhou dynasty (1045 BCE).
The timeline of discovery of Solar System planets and their natural satellites charts the progress of the discovery of new bodies over history. Each object is listed in chronological order of its discovery (multiple dates occur when the moments of imaging, observation, and publication differ), identified through its various designations (including temporary and permanent schemes), and the ...
First spacecraft to photograph another spacecraft landing on another celestial body (Phoenix, on Mars). USA (NASA) Mars Reconnaissance Orbiter [55] 8 November 2008: First discovery of lunar water in the form of ice. [note 4] India Chandrayaan-1 [56] [57] 6 March 2009: First space telescope designated to search for Earth-like exoplanets. USA (NASA)
The solar day (or sol) on Mars is only slightly longer than an Earth day: 24 hours, 39 minutes, and 35.244 seconds. [185] A Martian year is equal to 1.8809 Earth years, or 1 year, 320 days, and 18.2 hours. [ 2 ]
Mars gave his name to the third month in the Roman calendar, Martius, from which English March derives. In the most ancient Roman calendar, Martius was the first month. The planet Mars was named for him, and in some allegorical and philosophical writings, the planet and the god are endowed with shared characteristics. [194]
A mineral grain from a meteorite preserved evidence that water was present on Mars 4.45 billion years ago, and it may have created hot springs habitable for life. ‘Black Beauty’ was found on ...
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Curiosity rover on Mars (5 August 2015) The Mars Science Laboratory and its rover, Curiosity, were launched from Earth on 26 November 2011. As of February 7, 2025, Curiosity has been on the planet Mars for 4446 sols (4568 total days; 12 years, 185 days) since landing on 6 August 2012. (See Current status.)