How far is the International Space Station from Earth? The ISS orbits at an average altitude of 248 miles (400 kilometers) above the Earth's surface. How old is the International Space Station? Its assembly in orbit began in 1998. Can you see the space station with your eyes? Yes! To...
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How far above Earth was Sputnik?The First Satellite in SpaceSputnik 1 was launched on October 4, 1957 which make it the first artificial satellite to enter space and orbit the Earth. Sputnik stayed in orbit for three months until it re-entered the atmosphere and burned up....
Life in space is much different from life on earth.How do astronauts live in space?EatingIn the past,astronauts could eat only small pieces of dried food.But now astronauts are able to eat more everyday food like fruit,vegetables and ice cream.SleepingAll the people in the ISS(国际空间站...
Sometimes they just sit and look out of the window. It's also much fun! Astronauts are hardworking whether in space or on the earth. So far, they 【小题8】 (do) quite a lot for humans. 【小题9】 the work sometimes is difficult, they are still interested in it and love the job...
Luckily, the moon and Mars both have some level of gravity, which will aid in sustaining plant life on these celestial bodies. The results of the research so far have been mixed. In some cases, the plants and seeds cultivated and returned from the ISS mirrored the ground-based control ...
Emmanuel Ocbazghi
whether in space or on the earth.So far,they have done quite a lot for humans.(9) ___ the work sometimes is difficult they are still interested in it and love the job.Many people think lives in space are(10) ___ interesting that their dream jobs are to be the astronauts. 相关知识...
Whereas the ISS has an orbital inclination of 51.6 degrees, Tiangong's is41 to 43 degrees. As a result, Tiangong flies quite far south and thus appears low on the southern horizon. This low orbital inclination also means that Tiangong is not visible from some places on Earth. ...
Launching the Space Shuttle One of the space shuttle's main engines Photo courtesy NASA To lift the 4.5 million pound (2.05 million kg) shuttle from the pad to orbit (115 to 400 miles/185 to 643 km) above the Earth, the shuttle uses the following components: two solid rocket boosters...