Astrology is the study of the planets, sun, moon and stars, interpreting their positions relative to each other as having influence upon humans and human events. Related terms are astrologist, astrological, astrologically. The word astrology comes from the Greek word astrologia which means telling of the stars.
Astronomy is the scientific study of the planets, sun, moon, stars and other celestial objects, the study of the physical universe as a whole. Related terms are astronomist, astronomical, astronomically. Interestingly, astronomical and astronomically means extremely large, as well as something to do with astronomy. Astronomy comes from the Greek word astronomia, which means star arrangement. Originally astrology and astronomy were synonyms, the two disciplines began to diverge in the late fifteenth century and by the seventeenth century, astronomy and astrology were strictly delineated.
Examples
Like Rajapaksa, Liyanage is a firm believer in astrology, Vastu Sastra and Thovil , the traditional Sinhalese method of driving away evil spirits. (The New Indian Express)
While not everyone puts a lot of stock behind the “science” of astrology, the folks at Drizly called upon their Chief Cocktail Officer, Trisha Antonsen, to assign a cocktail just right for every sign. (The Huffington Post)
For people who believe in astrology, finding out Mercury is in retrograde can be a disaster. (The International Business Times)
Astronomers assume that this possible “intermediate mass” black hole is a key to understanding the birth of supermassive black holes located in the centers of galaxies. (Astronomy Magazine)
He taught observational and practical astronomy and astrophysics to school and college students visiting Tamil Nadu Science and Technology Centre. (The Hindu)
In 2011 excitement stirred in the astronomy community when a team of astronomers discovered a dusty object, dubbed G2, flying headlong toward our galaxy’s central supermassive black hole. (Sky & Telescope Magazine)