noun: someone who studies the stars and planets using scientific equipment including telescopes
noun: a physicist who studies astronomy
See Also
Astrology
astronomer
astronomy
NASA Astronomy Picture of the Day
astrophysics
Celestial
Earth
Figure 13.01a - Countless Spinning Stars about their common Neutral Center
Jupiter
Mars
Mercury
Moon
Part 22 - Solar Rings and Planetary Formation
Planet
Propositions of Astronomy
Pyramids Telescopes and Light
satellite
Solar System
Sun
Thomas Jefferson Jackson See
Uranus
Venus