as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
describe the apparent motion of the moon in the sky at night.
user
the moon appears to move from east to west in the night sky, gradually increasing in illumination until it reaches its full phase. it then decreases in illumination until it reaches its new phase and the cycle starts again.
assistant