Задание

Fill in the gaps in the sentences with the given words.

1. Vostok 1 was the first spaceflight and the first orbital spaceflight.

2. A team of scientists have recently made a to help protect astronauts from solar radiation.

3. Rosetta is the first spacecraft on a landing headed for a comet. Once it has landed it will data and transmit it back to Earth.

4. There are over 8600 man-made satellites currently in around the Earth.

5. The head of NASA admitted in 2005 that space is the ultimate goal of all current spaceflight programmes.

6. The Northern Lights are a result of charged particles being trapped in the Earth's .

7. There are currently 42 Earth that allow scientists to monitor our planet.

8. NASA has moved into a new era of and is developing a new mode of space transportation called Ares I to take humans to the Moon and then to Mars.

9. The main problem with colonising the Moon is a basic lack of .

10. At the of a space shuttle, the external tank contains almost 2 000 000 litres of liquid oxygen and liquid hydrogen to fuel its engines.