What are the contents of space science knowledge?

The contents of space science knowledge are as follows:

China's space industry includes space technology, space application and space science.

China's Shenzhou test spacecraft was launched by a carrier rocket (Long March II F).

3. Astronauts float in sleeping bags and hang people upside down on walls, corners, ceilings and so on. Use a rope, and there is no feeling on the back and side.

The astronauts described that space smells like the pungent smell of burnt steak, high-temperature metal and welding smoke. Experts say that the metallic smell of space smells may come from the vibration of high-energy ions.

5. Al-Mg alloy, titanium alloy and other composite materials are the products of aerospace science. Nowadays, it is widely used in daily necessities such as suitcases and pressure cookers.

The first astronaut to land on the moon was (Armstrong), and he was (American). He first realized the ideal of man landing on the moon.

7. The world's first satellite was launched by the former Soviet Union, thus opening a new era of human spaceflight.

8. Classification of artificial satellites: according to their functions or uses: communication satellites, remote sensing satellites, meteorological satellites and navigation satellites.

9. China's first experimental spacecraft, Shenzhou, was successfully launched (1999165438+1October 20th).

China launched a long-range rocket into the Pacific Ocean in (1980).