3
The astronaut's inertia is MORE on the moon.
Neil Armstrong was the first astronaut to walk on the moon
The astronaut's mass is the same on the moon but the gravitational force applied on the astronaut is weaker thus the astronaut appears to weigh less.
John Glenn never walked on the moon. NASA astronaut Neil Armstrong was the first person to walk on the moon. NASA astronaut John Glenn was the first American to orbit the Earth circling the earth three times.
Actually they already have visited a planet like the moon!
None. No astronaut has gone farther than the moon. Neptune is murch farther away. Only one unmanned probe has visited Neptune: Voyager 2.
Nobody. The only celestial object ever visited by astronauts is the moon.
Astronaut Neil Armstrong has been to the moon only once.
3
Many astronauts have not reached the moon.
The astronaut's inertia is MORE on the moon.
No astronaut has gone to Uranus. The moon is the only celestial body beyond Earth that has been visited by humans.
Only two walked at a time on the moon.
No. No astronaut has been to the Moon since 1972,
Neil Armstrong was the first astronaut to walk on the moon
The astronaut's mass is the same on the moon but the gravitational force applied on the astronaut is weaker thus the astronaut appears to weigh less.