Risultati di ricerca
4 giorni fa · Mars, fourth planet in the solar system in order of distance from the Sun and seventh in size and mass. It is a periodically conspicuous reddish object in the night sky. Mars is designated by the symbol ♂. Sometimes called the Red Planet, Mars has long been associated with warfare and slaughter. It is named for the Roman god of war.
4 giorni fa · Mars is a terrestrial planet. It is small and rocky. Mars has a thin atmosphere. Mars has an active atmosphere, but the surface of the planet is not active. Its volcanoes are dead. Time on Mars. One day on Mars lasts 24.6 hours. It is just a little longer than a day on Earth. One year on Mars is 687 Earth days.
5 giorni fa · The atmosphere of Mars is a resource of known composition available at any landing site on Mars. It has been proposed that human exploration of Mars could use carbon dioxide (CO 2 ) from the Martian atmosphere to make methane (CH 4 ) and use it as rocket fuel for the return mission.
4 giorni fa · Spirit and Opportunity are twin rovers that were made to learn more about the planet Mars. After the success of the Sojourner rover, NASA wanted to send more rovers to learn about Mars. So, in 2003, they sent two rovers to the Red Planet. The rovers were named Spirit and Opportunity.
4 giorni fa · NASA's four goals in exploring Mars: Find out if life ever existed on Mars. NASA scientists will look for water and places where living things might use heat energy from under ground. They will also look for signs of carbon, which is an element needed for life as we know it. Learn about the climate on Mars.
3 giorni fa · The primary scientific objectives are to search for the connection between current martian weather and the ancient climate of Mars, study the loss mechanisms of Mars' atmosphere to space by tracking the behavior and escape of hydrogen and oxygen, investigate how the lower and upper levels of the martian atmosphere are connected, and ...
3 giorni fa · Life on Mars. Episode 160303 / 03 Mar 2016. Neil and Sophie discuss Mars. The fourth rock from the Sun is one of our nearest neighbours in space and for centuries there has been debate about...
