Paragraph 2
Professor Goukassian said his
could be important for the
of space travel. In particular, several nations are working on sending
to Mars. Other countries are preparing to build
on the moon. There is also a race by commercial companies to start the business of space tourism. Goukassian said there were possible health risks to space travel and to exploring
space. He said more research was needed to study the
effects of space travel on the body. This could be
for NASA's Artemis project. This aims to send people back to the moon for the first
in 50 years. The last
humans went to the moon was during the Apollo 17
in December 1972.