America was not named after an astronomer. It is believed that America was named after Amerigo Vespucci, who was an explorer, navigator, and cartographer. For more information, please see the Related Link below.
America was named after Amerigo Vespucci. He was not specifically an astronomer, but he was a navigator, and explorer, who used astronomy to find where he was going.
Amerigo Vespucci was a navigator who used Astronomy, not strictly an astronomer.
It is the gap in the ring system called the Cassini Division, named after the astronomer Cassini.
The Greek astronomer, Ptolemy, named the constellation Ara.
Galileo
That must be Copernicium.
Brahma Gupta
It is named after the German mathematician and astronomer Johannes Kepler (1571-1630).
Stöfler is one, named for Johannes Stöffler.
America got is name from Amerigo Vespucci, who was a financier, navigator, explorer, and cartographer (but NOT an astronomer). Martin Waldseemüller, a German cosmologist and cartographer used a form of the Latin version of Vespucci's name to label the newly discovered lands of the Western Hemisphere.
According to Wikipedia, it is named after the Swedish astronomer Anders Celsius (1701-1744).
Neptune was named after a Roman god, but than name was proposed by a German astronomer.