Yes. For every action there is an equal but opposite reaction. So if an astronaut pushes themselves forward, they will continue in that direction until acted upon by another force.
About any sentence that you can make like: " the astronaut works for Nasa." Notice the "the" at the start? That is the mostly used word for "astronaut".
Guion Stewart Bluford Jr.
The first black astronaut was Guion Bluford, who was selected as an astronaut candidate by NASA in 1978 and became the first black person to travel in space in 1983 as a crew member aboard the Space Shuttle Challenger.
Guion Bluford became the first African American astronaut to travel to space on August 30, 1983, as a mission specialist on the Space Shuttle Challenger.
An astronaut is a person who is trained to travel and explore in space. The first astronauts to land on the moon landed on July 21, 1969 in the Apollo 11
Dennis Tito was the first astronaut to travel to the planet Venus.
Pedro Duque was the first astronaut in space.
An Astronaut.
An astronaut
A person who is trained to travel in a spacecraft.
No astronaut has travelled to a different planet. If they were to do so it would be for exploration and exploitation. Astronauts are known to explore and travel for the benefit of the others.
There are none.
A person who is trained to travel in a spacecraft.
Astronaut
Yes, "astronaut" should be capitalized when referring to a person who is trained to travel in a spacecraft.
Yuri Gagarin.
become an astronaut