the reason why astronomy was started is that when the astronauts wnet up and found moon rocks new planets, new galaxys they needed people to study them so they could gain further knowledge on what exists in this universe (i think :P)
Astronomy is the study of the stars and galaxies. To start learning about astronomy take a college class or check out books from your local library.
astronomy
1620
Asteroid is one.
None. You can start out in astronomy with a relatively small telescope, and no licenses are required.
When it is at the start of a sentence.
1773
anatomical, anatomy,
Gas
A science letter that starts with A is ASTRONOMY!!
They both start with the letter "A" and talk about stars.
Astronomy did not necessarily start at a particular time, if you look it up you will notice that man has been looking at the stars throughout its existence, however Galileo was the first to turn a telescope up toward the sky.