1.
Study of celestial objects such as stars, planets, and galaxies
2.
Optical instrument used for viewing distant objects in space
3.
A sudden event causing great damage or loss
4.
Visual representation of data or information
5.
Study of the movements and positions of celestial bodies in relation to human events
6.
An account of someone's life written by someone else
7.
A person's signature, often as a memento
8.
Study of the Earth's physical structure and substance
9.
A list of books or documents about a particular subject
10.
Instrument used for viewing objects that are too small to be seen by the naked eye
11.
An account of a person's life written by that person
12.
Study of the Earth's features and the relationships between people and their environments
13.
Branch of mathematics dealing with shapes, sizes, and properties of space
14.
Early sound-reproducing machine
15.
Communication device used for sending messages over long distances
16.
Study of living organisms
17.
Device for capturing sound waves and converting them into electrical signals
18.
Person trained for space travel
19.
A diagram showing the relationship between variables, often using lines or bars
