The study of the sun, moon, stars, planets, and other celestial bodies in the universe.

To conclude or deduce something based on evidence or reasoning.

A reaction of the immune system to a substance that is typically harmless but causes a response in some people.

A horizontal line where the earth's surface and the sky appear to meet.

An arrangement of events in the order they occurred.

A representation that shows a list of events arranged chronologically over a period of time.

A prominent, harsh or strong light that is difficult to look at directly.

A distinctive personality or role that a person or character plays in a story or real life.

Words or groups of words that convey a specific meaning and are often used in speech or writing.

Facts or information that can be used to support a belief or claim.

The act of trembling or moving uncontrollably, often caused by fear or cold.

A facial expression that shows scorn or contempt, often with a slight curl of the lip.