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Essay / Is space travel worth it - 609
Living in space has been man's dream for a very long time, we are slowly getting closer every day, companies like NASA now have with a huge budget, more than 20 million (Table 2 full annual NASA expenditures) and are looking for new ways to access space. With advances such as the Mars rover currently collecting information about Mars, and the first man on the Moon in a few decades, we may be able to send a man to Mars. Currently, NASA is trying to develop a system for growing food in space. . The biggest problem is gravity. Of course, you can't use soil because it can move and float out of the pot, but you can use a substance called Fytocell. Fytocell is a new product that acts like a hydroponic; this means that it helps the plant grow by providing it with a constant supply of water. Moss provides plants with a 60/40% ratio of water and air, which means the plant can grow at the optimal ratio and allows produce to be larger and grow faster. Fytocell is a new product that NASA plans to use in space. The product can help astronauts grow their own food and when there is a limit...