He didn't. Neptune wasn't discovered until 1846, long after Galileo's death.
The stars were known in ancient times, long before Galileo's lifetime.
No. Urbain le Verrier is generally credited as the person who discovered Neptune. Neptune was not discovered until more than 200 years after Galileo died.
If you are ten years old on Earth, you would be approximately 3.5 years old on Neptune. This is because a Neptunian year—the time it takes for Neptune to orbit the Sun—is about 165 Earth years. Therefore, to find your age on Neptune, you divide your Earth age by the length of a Neptunian year in Earth years.
There are no satellites or robots on Neptune.
Galileo Galilei was born 15 February 1564.
Only Voyager 2 flew by Neptune. Voyager 1, Pioneer and Galileo did not.
The stars were known in ancient times, long before Galileo's lifetime.
No. Urbain le Verrier is generally credited as the person who discovered Neptune. Neptune was not discovered until more than 200 years after Galileo died.
Galileo was arrested in 1823
I'm not sure but I'd like to find out.
You can find unanswered questions about Neptune in the Planet Neptune category: Special:UnAnsweredQ
Neptune has 60,190 number of days in a year.
because galileo was a old man
Galileo Died on January 8, 1642.
165 days makes a year on Neptune.
If you are ten years old on Earth, you would be approximately 3.5 years old on Neptune. This is because a Neptunian year—the time it takes for Neptune to orbit the Sun—is about 165 Earth years. Therefore, to find your age on Neptune, you divide your Earth age by the length of a Neptunian year in Earth years.
Galileo Died on January 8, 1642.