Astronomer

n.	1.	An astrologer.
	2.	One who is versed in astronomy; one who has a knowledge of the laws of the heavenly orbs, or the principles by which their motions are regulated, with their various phenomena. An undevout astronomer is mad. - Young.

Noun

1.

astronomer - a physicist who studies astronomy Synonyms: uranologist, stargazer

Al-Hasan ibn al-Haytham, al-Haytham, Alhazen, Anaximander, Anders Celsius, Aristarchus of Samos, Asaph Hall, astronomy, astrophysicist, Benjamin Peirce, Bessel, Bowditch, Celsius, Claudius Ptolemaeus, Clyde William Tombaugh, Copernicus, cosmologist, David Rittenhouse, Eddington, Edmond Halley, Edmund Halley, Eratosthenes, Friedrich Wilhelm Bessel, Galileo, Galileo Galilei, George Ellery Hale, Giovanni Virginio Schiaparelli, Hale, Hall, Halley, Harlow Shapley, Henry Norris Russell, Henry Russell, Herschel, Hipparchus, Huggins, Hypatia, Ibn al-Haytham, Jan Hendrix Oort, Johan Kepler, Johann Muller, Johannes Kepler, John Herschel, Kepler, Langley, Laplace, Lovell, Lowell, Maria Mitchell, Marquis de Laplace, Mikolaj Kopernik, Mitchell, Muller, Nathaniel Bowditch, Newcomb, Nicolaus Copernicus, Omar Khayyam, Oort, Peirce, Percival Lowell, physicist, Pierre Simon de Laplace, Ptolemy, Regiomontanus, Rittenhouse, Russell, Samuel Pierpoint Langley, Schiaparelli, Shapley, Simon Newcomb, Sir Alfred Charles Bernard Lovell, Sir Arthur Stanley Eddington, Sir Bernard Lovell, Sir Frederick William Herschel, Sir John Frederick William Herschel, Sir John Herschel, Sir William Herschel, Sir William Huggins, Sitter, stargazer, Thales, Thales of Miletus, Tombaugh, uranologist, uranology, Willem de Sitter, William Herschel