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mars [2020/11/20 11:50] piotr |
mars [2021/09/27 11:03] rapidplatypus [Opportunity rover] |
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- | {{ : | + | ====== Mars ====== |
- | ===== Blue sunsets | + | ==== Blue sunsets ==== |
- | Sunsets and sunrises on mars are blue due to large number of dust particles in the atmosphere. Blue light penetrate such atmosphere more effectively, compared to longer wavelengths of yellow and red colors. Also for that reason, during day sky appears orange due to scattering of yellow and red light [([[https:// | + | Sunsets and sunrises on mars are blue due to a large number of dust particles in the atmosphere. Blue light penetrates this type of atmosphere more effectively compared to the longer wavelengths of yellow and red light. For the same reason, during |
- | ===== Mars name ===== | + | ==== Mars name ==== |
- | The forth planet of the Solar System | + | The fourth |
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+ | ==== Moons of Mars ==== | ||
+ | Mars has two small moons, Phobos | ||
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+ | ==== Olympus Mons ==== | ||
+ | Olympus Mons is the tallest volcano on Mars, and the highest known mountain in the solar system, with a height | ||
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+ | ==== 687 Earth days ==== | ||
+ | The length of the year on Earth is 365.25 days. The year on Mars is almost twice as long! It lasts for 687 Earth days. [([[https:// | ||
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+ | ==== Eight active missions ==== | ||
+ | As of December 2020, there are eight missions from around the world actively orbiting Mars or exploring its surface. The missions are from the U.S., European Union, Russia and India.[([[https:// | ||
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+ | ==== Curiosity rover ==== | ||
+ | On Jan 12, 2021, NASA' | ||
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+ | ==== Opportunity rover ==== | ||
+ | Opportunity was a robotic rover that was exploring the surface of Mars surface for 15 years between 2004 and 2018. Its mission was planned for 90 sols (Martian days), but it managed to work 5,352 sols (5,498 Earth days). Opportunity drove 45.16 km, took over 224,000 photographs and made many important findings, including evidence of salty water deep enough to alter rocks. [([[https:// | ||
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