Aristarchus calculated that the Sun is about nineteen times farther than the Moon; it is actually about 390 times farther than the Moon. Another ancient Greek astronomer, Eratosthenes (276-194 BC), estimated the distance between Earth and Sun to be either 4,080,000 stadia or 804,000,000 stadia.
Learner's definition of SCOWL. [no object] : to look at someone or something in a way that shows anger or disapproval. The teacher scowled [=glowered] at me when I walked in late. She scowled [=frowned] in response to his question.
Frown lines are the result of gathering or knitting the tissue between the eyebrows into a fold. They are caused by the repeated action of underlying muscles associated with facial expression. Years of squinting and frowning tend to leave deep wrinkles in the skin between the eyebrows and on the bridge of the nose, across the forehead and at the corners of the eyes.